The one rule that governs everything here
Ornament loses marks. Precision wins them. Examiners reward clarity and economy and penalise decoration. Wordcraft never teaches a word so you can sound impressive. It teaches the word that is exactly right, the pair you must never swap, the verb a noun takes, and the fifteen words you can delete.
Glossary from the edition
18 words, each quoted in the sentence where it appeared in the 7 September 2026 edition. Meaning first, then the sentence, then where it came from.
The particular arrangement of the parts of something, especially where the same components can be assembled in more than one way. From Latin configurare, to shape after a pattern. In engineering writing it names a variant, not merely a shape.
हिंदी: विन्यास; घटकों की व्यवस्था
GSLV-F17 was the nineteenth flight of the Geosynchronous Satellite Launch Vehicle, in its Mk-II configuration with an indigenous cryogenic upper stage.
From EOS-05, India's First Geosynchronous Earth Imaging Satellite · Useful whenever a launcher, aircraft or reactor comes in versions: "the Mk-II configuration" is more precise than "the Mk-II model" because it names the arrangement rather than the product.
Capable of being used instead of something else, so that having more of one removes the need for the other. Its opposite in this register is complementary, where more of one increases the value of the other.
हिंदी: प्रतिस्थापन-योग्य; एक के बदले दूसरा
The wider point worth carrying is that domestic capability in space now has both a public leg (ISRO’s launch and satellite operations) and a private leg (Pixxel, Skyroot, Agnikul, Digantara), and that the two are increasingly complementary rather than substitutable.
From Pixxel Raises $100 Million Series C · The single most useful economics pair for a GS3 answer. Tea and coffee are substitutes; tea and sugar are complements. Writing that public and private space capability are "substitutable" says they compete for the same job, which is the opposite of the argument.
The process of turning a bilateral arrangement into one involving three or more parties. A heavy noun, but the exact one for a diplomatic step that has no shorter name.
हिंदी: बहुपक्षीयकरण; द्विपक्षीय से बहुपक्षीय बनाना
Automated telemetry is a small reform; a standing Expert Level Mechanism is a slightly bigger one; a work programme with Bangladesh is the multilateralisation.
From Two Countries and a Shared River: The Brahmaputra Question · Precise in IR answers on transboundary rivers, trade blocs and currency swaps. Use it once and then say "the shift to a three-party framework"; a paragraph that carries it twice reads as jargon.
Working fewer hours, or at lower skill, than one is willing and able to. Distinct from unemployment, which counts people with no work at all. The distinction is the whole argument in Indian labour statistics.
हिंदी: अर्ध-रोज़गार; क्षमता से कम काम मिलना
On that definition an economy with a very large informal sector and pervasive underemployment will always produce a low headline rate, because almost everyone is doing something for at least an hour a week.
From India's Unemployment Data Dilemma · The word that makes a GS3 employment answer sound informed. A one-hour-a-week test records a person as employed, so a low unemployment rate in India is compatible with widespread underemployment. Say that and you have said the useful thing.
A wrong reading of something whose meaning was available to be read correctly. Note that it blames the reading, not the writing; ambiguity blames the writing.
हिंदी: गलत व्याख्या; अर्थ का अनर्थ
Publishing a headline number that says "unemployment is 5.1 per cent" in an economy where nine in ten workers are informal invites misinterpretation.
From India's Unemployment Data Dilemma · "Invites misinterpretation" is a useful hedge in a balanced verdict: it criticises the effect of a statistic without alleging that anyone intended to mislead.
Bad or improper running of an institution: delay, partiality, procedural neglect. From Latin malus, bad. It is an allegation about the running of an office, not about a person’s honesty, which is why it sits apart from corruption.
हिंदी: कुप्रशासन; प्रशासनिक अव्यवस्था
The letters alleged victimisation of judges, maladministration, the shifting of cases to Justice Sharma’s bench, and nepotism in appointments to the Permanent Lok Adalat.
From Judicial Integrity: A Case the Court Cannot Ignore · The technical term in ombudsman law: a Lokpal or Lokayukta inquires into maladministration. Keeping it separate from corruption is what lets an answer say the existing machinery is built for the second and not the first.
Frightening someone into doing or not doing something. From Latin timidus, fearful. In constitutional writing it is the standard word for pressure applied to an office-holder who is meant to be independent.
हिंदी: भयादोहन; डराकर दबाव डालना
The protection is necessary to prevent executive intimidation.
From Judicial Integrity: A Case the Court Cannot Ignore · Pairs with independence in any answer on judicial or electoral autonomy: the security of tenure exists to prevent intimidation, so removing it is not a neutral administrative change.
The fitting of measuring instruments to a place or a system, and the set of instruments so fitted. Not to be confused with instrumentality, which is about being a means to an end.
हिंदी: यंत्रीकरण; मापक उपकरणों की स्थापना
The immediate lives-saved-per-rupee are in local instrumentation, siren networks in villages, alarm at hydropower projects, moraine-dammed lake sensors.
From The Himalayan Cryosphere Needs a Region-Wide Early Warning System · The right word for the cheap half of any early-warning answer. Satellites are glamorous; instrumentation is what actually rings a bell in the village before the water arrives.
In economics, to make an actor bear a cost it was previously imposing on others. Its opposite, externalise, is to push that cost outwards. In psychology the same verb means to absorb a value until it feels like one’s own.
हिंदी: आंतरिक करना; लागत को स्वयं वहन करना
Making downstream alarms a condition of clearance would build a warning network as fast as the infrastructure grows, and would internalise a cost the projects currently externalise on to villages below them.
From The Himalayan Cryosphere Needs a Region-Wide Early Warning System · The verb that turns a complaint into a policy proposal. "The project harms villages" is a grievance; "the regulation should internalise that cost" is a recommendation an examiner can mark.
A written statement of the required qualities of a thing, detailed enough to be checked against. The point of the word is that it is written down and therefore testable.
हिंदी: विनिर्देश; लिखित मानक विवरण
Pashmina and hand-knotted carpets are graded by origin, weave density and materials in ways that a written specification does not fully convey.
From The Kashmir Travel Advisory: More at Stake than Tourism · Useful in any answer on standards, GI tags or procurement: the gap between what a specification can capture and what a buyer actually values is a recurring argument in craft and agricultural trade.
Making a group aware of, and responsive to, an issue. Standard in Indian government usage for the awareness limb of a scheme. In medicine the same word means the opposite of desensitisation, an increased reaction on repeat exposure.
हिंदी: संवेदीकरण; जागरूक एवं सजग बनाना
Community sensitisation through village health, sanitation and nutrition days, poshan panchayats and school-level activities on complementary feeding, dietary diversity and hygiene.
From Rashtriya Poshan Maah 2026 Launched at Varanasi · Very common in scheme documents and safe in a GS2 answer. Do not use it for individuals: you sensitise a community or a cadre, you do not sensitise a person.
Adding something to make up a deficiency, most often a nutrient. Distinguish it from fortification, which adds the nutrient to a food, and from supplementing in the ordinary sense of topping up.
हिंदी: अनुपूरण; पोषक तत्त्व की पूर्ति
That is the single most sobering data point in the current phase of India’s nutrition strategy, and it explains the sharper focus on anaemia screening within Poshan Maah, on iron-folic acid supplementation and on the fortification of rice under the Public Distribution System.
From Rashtriya Poshan Maah 2026 Launched at Varanasi · Supplementation reaches the individual (a tablet); fortification reaches the food chain (fortified rice). An answer that uses the two precisely shows it understands the delivery difference, which is the examinable part.
Formal entry of a site on a list, in heritage usage; also a carved or written text, in epigraphy. Both senses come from Latin inscribere, to write upon.
हिंदी: अंकन; सूची में सम्मिलन (यूनेस्को)
The strongest line for a Mains answer is that the Western Ghats' biodiversity hotspot status is not a one-off inscription but a continuously reaffirmed empirical claim, sustained by species descriptions of exactly this kind, and that its conservation architecture, the Gadgil and Kasturirangan reports, remains politically incomplete after more than a decade of drafting.
From Gegeneophis chandgadi, a New Caecilian from the Western Ghats · Two live senses for the exam. UNESCO inscribes a site on the World Heritage List; the Ashokan edicts are inscriptions. Context separates them cleanly, so both are safe.
Incapable of being put into practice, whatever its merits on paper. A stronger and more specific charge than impractical, because it points at implementation rather than at design.
हिंदी: अकार्यान्वयनीय; व्यवहार में लागू न हो सकने वाला
Gadgil’s ecologically maximalist zoning was politically unimplementable
From Gegeneophis chandgadi, a New Caecilian from the Western Ghats · Note the qualifier doing the work: politically unimplementable, not scientifically wrong. That construction, adverb plus unimplementable, is a precise way to concede a report’s merit while explaining its fate.
Converting a system to run on electric power, or extending an electricity supply to a place. In transport policy it means replacing diesel traction with electric traction.
हिंदी: विद्युतीकरण
The Ministry of Railways' separate Hydrogen for Heritage programme, of 35 trains, is targeted at heritage narrow-gauge routes (Darjeeling Himalayan Railway, Nilgiri Mountain Railway, Kalka-Shimla, Kangra Valley) where electrification is architecturally and topographically difficult but where diesel traction has a rising fuel and environmental cost.
From Current Affairs Today, September 7, 2026 · The reason hydrogen traction has a niche at all: where electrification is hard, the choice is between diesel and hydrogen rather than between hydrogen and overhead wire. That sentence is the whole policy case in one line.
Serving to make something clear by example. Careful: in legal and official drafting, an illustrative list is an open list of examples, the opposite of an exhaustive one.
हिंदी: उदाहरणात्मक; स्पष्ट कर देने वाला
The gap between guideline values and lived exposure is the single most illustrative table in this subject.
From International Day of Clean Air for Blue Skies 2026 · The illustrative-versus-exhaustive distinction is directly examinable. When a statute says a list is illustrative, items outside it are still covered; when exhaustive, they are not.
The condition of conducting business so that outsiders can see how decisions were made. In governance writing it is a duty, and it is worth naming what it is a duty about: process, spending, or failure.
हिंदी: पारदर्शिता
A publicly funded space agency has both a duty of transparency about failures and a duty of continuity that a stop-after-each-failure culture would destroy.
From ISRO's EOS-05 and the Quiet Argument for Cadence Over Ceremony · The sentence models a good GS4 move: naming two duties that pull against each other, rather than asserting one. "A duty of transparency about failures and a duty of continuity" is an ethics answer in miniature.
In criminal procedure, the stage of collecting evidence conducted by the police, as distinct from inquiry and trial, which are conducted by a magistrate or court. The three are defined terms, not loose synonyms.
हिंदी: अन्वेषण; आपराधिक जाँच
Standing item on Zonal Council agendas, reviewing state-level performance on Bharatiya Nyaya Sanhita and Bharatiya Nagarik Suraksha Sanhita provisions in force since 1 July 2024, POCSO Act investigation timelines, and inter-State fugitive coordination.
From 28th Western Zonal Council Meeting at Panaji · Investigation is by the police; inquiry is by a magistrate or court and is not a trial; trial ends in conviction or acquittal. Using them interchangeably in a GS2 answer on criminal justice is a visible error.
The seven lessons
One entry of each type, every day: a system, not a word list.
1 · Root & family
videre, visum
Latin · "to see" · supine visum, "seen"
Today’s edition is unusually full of looking. A satellite climbs to 36,000 kilometres so that it can hold one region in view continuously. A constellation splits sunlight into hundreds of narrow bands so that a crop can be told apart from the field beside it. A foreign government issues an advisory about a place it has assessed. A Supreme Court judge writes about a High Court whose internal administration nobody outside can observe. All of it runs on one Latin verb.
| Word | Built from | What it means now |
|---|---|---|
| visible | bare stem | able to be seen |
| revisit | re- "again" | to see again; in remote sensing, the interval before a satellite passes over the same point |
| supervision | super- "over" | looking from above: oversight of someone else’s work |
| advisory | ad- "to" + visum | a formal notice offering a considered view, as in a travel advisory |
| provision | pro- "ahead" | seeing ahead: supplying in advance, or a clause that does so |
| revise | re- "again" | to look over again with a view to changing |
| improvise | in- "not" + pro- + visum | to act without having seen it coming: unprepared |
The one worth pausing on is improvise. Break it open and it says not-seen-ahead. That is exactly the charge the judicial editorial lays: a sequence of letters, a Bar abstention and an appointment to a vacancy "reads as improvisation rather than as procedure". The word is not a synonym for creativity there. It is an accusation of not having looked ahead.
And a distinction the edition needs. Revisit in ordinary English means to think about something again. In remote sensing it is a hard number: the time before a satellite can image the same ground again. A sun-synchronous satellite has a revisit interval of days; a geosynchronous one, of minutes. When a technical passage uses revisit, it is quoting a specification, not a mood.
All of these are at work in the 7 September edition: revisit and visible in the EOS-05 article, advisory throughout the Kashmir travel-advisory editorial, and improvisation and supervision in the judicial integrity editorial.
2 · Confusable pair
discreet · discrete
Identical in sound · unrelated in meaning · from one Latin word, discretus, "separated"
These two are the same word. Latin discernere, to separate, gave discretus, and English borrowed it twice. One borrowing kept the sense of keeping things apart in the physical world and became discrete, meaning separate and countable. The other took the sense of keeping things apart in speech, of not letting one matter spill into another, and became discreet, meaning careful about what one says.
| discreet | discrete | |
|---|---|---|
| Means | careful not to reveal; unobtrusive | separate, individually distinct, countable |
| Noun | discretion | discreteness |
| Adverb | discreetly | discretely |
| Typical company | a discreet inquiry, a discreet word | discrete variables, discrete steps, discrete units |
The memory hook that actually works. Discrete has the two es separated by the t. The word is separate and so are its vowels. Anything else, spell discreet.
Where the exam meets it. Both appear in serious writing about institutions and both are examinable. A judicial inquiry conducted quietly is discreet; today’s editorial uses exactly that sense when it says "the state of the art is not uniformly discreet". Data that comes in whole units rather than a continuum is discrete: household counts are discrete, rainfall is continuous. A statistics question about discrete variables has nothing to do with tact.
Watch discretion. It belongs to discreet in the sense of tact, but it also carries the administrative-law sense of a lawful power to choose, as in "the discretion of the competent authority". Both are correct, and the second is the one you will use more often.
Discreet is used in the judicial integrity editorial, which argues that the state of the art in judicial accountability "is not uniformly discreet".
3 · Collocation
grading a finding
The adjectives that tell a reader how much weight to put on a claim
Most collocation practice is about verbs. This one is about the adjective you put in front of a conclusion, because that adjective is doing the arguing. Today’s editorials carry a balanced verdict, a consistent one, a correct one and a provisional figure, and each of those words makes a different promise to the reader.
| Adjective | What it claims | Use it when |
|---|---|---|
| balanced | both sides have been weighed | you have actually stated the counter-case |
| consistent | it does not contradict the other things said | you are defending internal coherence, not truth |
| defensible | it can be argued for, even if contested | you want to concede that reasonable people differ |
| provisional | true so far, expected to change | the figure is still moving, as with a rising death toll |
| settled | no longer in dispute | rarely; most things an examiner asks about are not settled |
| unrebutted | nobody has answered it | an allegation stands without a reply, which is not the same as being proved |
The pair to keep apart is consistent and correct. A set of figures can be perfectly consistent and still be wrong; consistency is a relation among statements, correctness is a relation to the world. When a government defends a statistic by saying the series is internally consistent, it has not said the number is right, and an answer that treats the two as the same has missed the move.
And provisional is the honest word for a moving number. The Nepal flood toll rose through the week the edition was written. Writing "more than 1,350 bodies recovered as of the evening of 6 September" is provisional and accurate. Writing "1,344 died" as a settled fact is neither.
Every editorial in the 7 September edition closes with a Balanced verdict, and the Nepal toll in the cryosphere editorial is explicitly marked provisional and rising.
4 · From the edition
substitutable
adjective · capable of being used instead of something else
The Pixxel article ends on a claim that looks like a stylistic flourish and is in fact a precise economic statement: India’s public and private space capability are "increasingly complementary rather than substitutable". Get those two words the wrong way round and the sentence says the opposite of what it means.
| Substitutes | Complements | |
|---|---|---|
| Relationship | either one will do | each raises the value of the other |
| More of one means | you need less of the other | you want more of the other |
| Everyday pair | tea and coffee | tea and sugar |
| In today’s edition | what ISRO and private firms are not | what the article says they are becoming |
Why the distinction is worth owning. It converts a vague sentence about co-existence into a testable claim. If public and private capability were substitutes, every rupee of private investment would displace a rupee of public capacity, and the policy question would be how fast to shrink ISRO. If they are complements, private capacity makes the public agency more valuable at the frontier, and the policy question becomes how to divide the work. The same facts, two opposite conclusions, decided by one adjective.
The word beyond economics. In law and administration, substitutable keeps its plain sense: a substitutable material, a substitutable procedure. But the noun substitution has a specific legislative meaning worth knowing, since the SHANTI Act, 2025 substituted the Atomic Energy Act, 1962 and the Civil Liability for Nuclear Damage Act, 2010. In that sense substitution is not "replacement in practice"; it is a formal repeal-and-replace in the statute book.
How to deploy it. "The two are complementary rather than substitutable" is a strong closing sentence for a GS3 answer on public-private roles in space, nuclear power, railways or health. It is short, it is precise, and it commits you to a defensible position rather than to an evasion.
From the Pixxel article, which closes on the claim that the public and private legs of Indian space capability are "increasingly complementary rather than substitutable". The statutory sense of substitution appears in the nuclear financing editorial.
5 · Say it shorter
the interrupted spine
What happens when an appositive list separates the subject from its verb
Earlier lessons in this series have gone after nominalisations, the buried verbs sitting inside nouns. This one is about a different fault, and it is a fault of architecture rather than of vocabulary. Every word can be strong and the sentence can still fail, because the reader loses the thread between the subject and the verb.
Here is today’s heaviest sentence, from the judicial editorial. Thirty-seven words:
Public confidence in the courts is a function of visible procedure, and the current sequence, letters, a Bar abstention from work, an appointment to a vacancy nineteen days before retirement, reads as improvisation rather than as procedure.
Find the spine. The subject of the second clause is the current sequence. Its verb is reads. Between them sit nineteen words of list, unmarked except by commas, so the reader meets "letters, a Bar abstention from work, an appointment to a vacancy nineteen days before retirement" without yet knowing what any of it is going to do. By the time reads arrives, the subject has gone cold.
Three repairs, in ascending order of effort.
| Repair | How | Result |
|---|---|---|
| Punctuate the list | a colon or dashes to mark where the interruption starts and ends | the reader knows to hold the subject open |
| Move the list after the verb | state subject and verb, then unpack | the spine is never broken |
| Split into two sentences | the claim, then the evidence | strongest, and usually shortest |
The third repair, applied here:
Public confidence in the courts is a function of visible procedure. The current sequence reads as improvisation rather than procedure: letters from a Supreme Court judge, a Bar abstention from work, and an appointment to a vacancy nineteen days before a retirement.
Same facts, same register, and the reader never has to hold a subject in mind across nineteen words. Note that this is not about shortening for its own sake: the rewrite is only three words shorter. It is about where the load sits.
The rule to carry into the exam hall. If you cannot say the subject and the verb of your sentence out loud without looking, the examiner cannot follow it either. Put the verb close to its subject and let the list come afterwards.
The example is the heaviest sentence in the judicial integrity editorial, at 37 words with a 19-word interruption.
6 · Usage watch
different from · different than · different to
All three are current English. Which one is correct depends on where your reader is.
Today’s prose was clean, so this entry comes from the standing list. It is worth having because it is one of the few usage questions where the honest answer is not "one is wrong" but "three varieties disagree", and knowing that is more useful than picking a side.
| Form | Where it is standard | Safe in an answer copy? |
|---|---|---|
| different from | everywhere, in all varieties | Yes. Use this one. |
| different to | ordinary British and Indian usage | Acceptable, but marked to some readers |
| different than | standard American | Avoid, except before a clause |
The rule that resolves it. Different from is accepted by every authority in every variety. It is never wrong. That alone is a good enough reason to make it your default and stop thinking about the question.
The one case where than earns its place. When what follows is a clause rather than a noun, from forces an awkward construction:
The outcome was different from what we had expected. (fine)
The outcome was different than we had expected. (shorter, and standard in American English)
British and Indian editors will still prefer the first. In an answer copy, write the first.
The related trap: differ. The verb takes from for things and with for people. Two schemes differ from each other; you differ with a colleague. Writing that you "differ from the committee" says you are unlike it, not that you disagree with it, which is a real change of meaning in a GS4 answer about dissent.
Why any of this matters. Not because an examiner will strike it out. Because different from costs nothing, works for every reader, and removes one small decision from a paper where your attention is better spent elsewhere. That is the same reasoning behind preferring bring forward, reply and take the necessary action in formal writing.
Drawn from the standing list rather than the edition: the harvest for 7 September found no usage slips in the day’s own prose.
7 · Idiom in formal register
low-hanging fruit
The gains available at once, at little cost and with little resistance
The nuclear financing editorial calls the sovereign green bond exclusion "the low-hanging fruit". The picture is a literal one: the fruit you can reach from the ground, picked before anyone fetches a ladder. In policy writing it names the reform that is cheap, quick and faces little opposition, and which should therefore be done first.
Why it is a good phrase in an answer, used once. A way-forward section that lists eight reforms of equal weight is unpersuasive, because governments do not have eight equal capacities to act. Naming one item as the low-hanging fruit shows that you have sequenced your recommendations, and sequencing is what separates a way-forward that reads like a wish list from one that reads like a plan.
| Phrase | What it says about the reform |
|---|---|
| low-hanging fruit | cheap, quick, little resistance: do it first |
| the binding constraint | the one thing whose absence blocks everything else |
| a first-order problem | large in magnitude, whatever the difficulty |
| a second-best solution | not ideal, but available given the constraints |
The trap, and it is a real one. Low-hanging fruit is not a synonym for "the most important reform". It is explicitly the easiest one, and calling something low-hanging fruit concedes that it is not the hard part. If the sovereign green bond exclusion is the low-hanging fruit, then the ownership-control mismatch in the Bharat Small Reactor tender is the ladder work. An answer that offers only low-hanging fruit as its way forward has said the problem is easy, which is rarely the answer an examiner wants.
Register. Safe in essays, editorials and interviews. Slightly informal for a legal or statistical answer. Use once; twice in the same answer makes the metaphor visible and the writing tired.
From the nuclear power financing editorial, which calls the sovereign green bond exclusion "the low-hanging fruit". The Kashmir advisory editorial supplies a second idiom in the same register, rubber-stamp.
Worksheet
Every exercise from the session, on paper. Answers are folded under each one; the online session marks them for you and keeps your score.
Root & family · videre, visum
-
Choose one Circle the letter of the correct option.
In remote sensing, a satellite’s "revisit interval" means:
- The time before it can image the same ground again
- The number of times it is re-tasked in a year
- The interval between two ground-station contacts
- The time taken to raise its orbit
Answer
The time before it can image the same ground again. It is a hard specification, not a figure of speech. Geosynchronous orbit buys a short revisit interval at the cost of spatial resolution, which is the whole trade EOS-05 makes.
-
Fill the blank Circle the letter that completes the sentence.
The editorial says the sequence of letters, a Bar abstention and an appointment to a vacancy reads as ___ rather than as procedure.
- improvisation
- supervision
- provision
- revision
Answer
improvisation. Improvise is literally "not seen ahead". The charge is a failure to look ahead, not a compliment about creativity.
-
Match the pairs Write the letter from the right against each number on the left.
Match each prefix to what it does to videre.
- super-
- re-
- pro-
- in- + pro-
- not looking ahead: improvise
- looking ahead: provision
- looking again: revisit, revise
- looking from above: supervision
Answer
- super-: looking from above: supervision
- re-: looking again: revisit, revise
- pro-: looking ahead: provision
- in- + pro-: not looking ahead: improvise
Fix the direction of the looking and the whole family becomes predictable.
-
Choose one Circle the letter of the correct option.
A statute describes a list as "illustrative". This means:
- Items outside the list may still be covered
- The list is closed and complete
- The list has no legal effect
- The list is only for the preamble
Answer
Items outside the list may still be covered. Illustrative is the opposite of exhaustive. An exhaustive list excludes what it does not name; an illustrative one gives examples.
-
Find the error Circle it in the sentence below, then write the correction.
One word is misused. Find it.
The committee will improvise its recommendations next month.
Answer
improvise → revise. To improvise is to act without having seen it coming. The intended word is revise: to look over again with a view to changing.
-
Put in order Number the lines 1 upward in the correct order.
Arrange from the shortest revisit interval to the longest.
- A sun-synchronous imager returning after several days
- A satellite passing over the same point twice a day
- A geosynchronous imager holding one region in view
Answer
- A geosynchronous imager holding one region in view
- A satellite passing over the same point twice a day
- A sun-synchronous imager returning after several days
Persistence is what geosynchronous orbit buys, and it buys it at the cost of spatial resolution. That trade is the EOS-05 story.
-
Fill the blank Circle the letter that completes the sentence.
Looking from above, and so the word for oversight of another’s work, is ___ .
- supervision
- provision
- revision
- division
Answer
supervision. super- "over" plus visum "seen". The literal picture is someone watching from above.
Confusable pair · discreet / discrete
-
Choose one Circle the letter of the correct option.
Which sentence is correct?
- Household size is a discrete variable; the inquiry that followed was discreet.
- Household size is a discreet variable; the inquiry that followed was discrete.
- Both variable and inquiry take discrete.
- Both variable and inquiry take discreet.
Answer
Household size is a discrete variable; the inquiry that followed was discreet.. A variable counted in whole units is discrete. An inquiry conducted quietly is discreet.
-
Fill the blank Circle the letter that completes the sentence.
The editorial argues that the state of the art in judicial accountability is not uniformly ___ .
- discreet
- discrete
- discretion
- discretely
Answer
discreet. The claim is about how quietly such matters are handled, so it is discreet. The Varma proceedings were the opposite of quiet.
-
Find the error Circle it in the sentence below, then write the correction.
One word is spelled wrongly. Find it.
The scheme runs in three discreet phases.
Answer
discreet → discrete. Separate, countable phases are discrete. Discreet would mean the phases were being tactful.
-
Put in order Number the lines 1 upward in the correct order.
Arrange so the sentence uses both words correctly.
- in three discrete parts.
- but its findings were reported
- The inquiry was discreet,
Answer
- The inquiry was discreet,
- but its findings were reported
- in three discrete parts.
One word describes how the inquiry was conducted, the other how its output was divided. A sentence can carry both without strain.
-
Choose one Circle the letter of the correct option.
"The discretion of the competent authority" here means:
- A lawful power to choose between permitted courses
- The authority’s reputation for tact
- A duty to keep the file confidential
- An obligation to consult before deciding
Answer
A lawful power to choose between permitted courses. This is the administrative-law sense, and the one that appears most often in GS2 answers. It is about lawful choice, not about discretion in the sense of tact.
-
Match the pairs Write the letter from the right against each number on the left.
Match each phrase to its correct spelling.
- a ___ word in his ear
- ___ mathematics
- exercised his ___
- the units are ___ and countable
- discrete
- discretion
- discrete
- discreet
Answer
- a ___ word in his ear: discreet
- ___ mathematics: discrete
- exercised his ___: discretion
- the units are ___ and countable: discrete
Physical or countable separation takes discrete; anything about reticence takes discreet.
Collocation · the adjectives that grade a finding
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Choose one Circle the letter of the correct option.
A ministry defends a disputed statistic by saying the series is "internally consistent". This claims:
- That the figures do not contradict one another
- That the figures are accurate
- That the figures have been independently audited
- That the methodology is the international standard
Answer
That the figures do not contradict one another. Consistency is about the relation among the numbers, not their relation to reality. A consistent series can still be wrong, and noticing the gap is the analytical move.
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Fill the blank Circle the letter that completes the sentence.
With a death toll still rising through the week, the correct adjective for the figure is ___ .
- provisional
- settled
- consistent
- unrebutted
Answer
provisional. Provisional says true so far, expected to change. It is the honest word for a number that is still moving.
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Match the pairs Write the letter from the right against each number on the left.
Match each adjective to the promise it makes.
- balanced
- defensible
- unrebutted
- settled
- no longer in dispute
- unanswered, not proved
- arguable though contested
- both sides weighed
Answer
- balanced: both sides weighed
- defensible: arguable though contested
- unrebutted: unanswered, not proved
- settled: no longer in dispute
Each grades the claim differently. Choosing the wrong one overstates or understates your own confidence.
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Choose one Circle the letter of the correct option.
Which use of "unrebutted" is correct?
- The allegation remains unrebutted, though it has not been proved.
- The allegation is unrebutted and therefore established.
- The court delivered an unrebutted verdict.
- The figures are unrebutted and internally consistent.
Answer
The allegation remains unrebutted, though it has not been proved.. Unrebutted means only that no answer has been given. Treating silence as proof is the error the word exists to prevent.
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Say it shorter Rewrite the sentence below within the word limit.
It is possible to say that the conclusion arrived at by the committee may perhaps be regarded as one which is broadly defensible in nature.
Word limit 8
Model
The committee’s conclusion is defensible. Five hedges stacked on one adjective cancel each other out. Defensible already concedes that the point is contestable, so it needs no help.
-
Find the error Circle it in the sentence below, then write the correction.
One adjective overstates what has been shown. Find it.
The allegation is unrebutted and therefore settled.
Answer
settled. → unproved. Unrebutted means only that no answer has been given. Treating silence as proof is exactly the error the word exists to prevent.
From the edition · substitutable
-
Choose one Circle the letter of the correct option.
Saying two capabilities are "complementary rather than substitutable" claims that:
- Each raises the value of the other
- Either one will serve the same purpose
- They compete for the same budget
- One will eventually replace the other
Answer
Each raises the value of the other. Complements raise each other’s value; substitutes displace each other. The article argues the public and private legs of Indian space now do the former.
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Choose one Circle the letter of the correct option.
Which pair are substitutes?
- Tea and coffee
- Tea and sugar
- A launch vehicle and its cryogenic stage
- A satellite and its ground station
Answer
Tea and coffee. Substitutes serve the same want, so more of one reduces the need for the other. The other three are complements: each is worth more when the other is present.
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Fill the blank Circle the letter that completes the sentence.
The SHANTI Act, 2025 ___ the Atomic Energy Act, 1962 and the Civil Liability for Nuclear Damage Act, 2010.
- substituted
- complemented
- supplemented
- amended
Answer
substituted. In legislative drafting, substitution is a formal repeal-and-replace. Supplementing or amending would have left the older Acts standing, which is not what happened.
-
Find the error Circle it in the sentence below, then write the correction.
One word contradicts the clause after it. Find it.
Solar and storage are substitutable: more storage absorbs more solar.
Answer
substitutable: → complementary. The clause describes each raising the value of the other, which is the definition of complements. The adjective says the opposite.
-
Put in order Number the lines 1 upward in the correct order.
Arrange into the strongest closing sentence.
- not how fast to shrink the public agency.
- so the policy question is how to divide the work,
- rather than substitutable,
- The two are complementary
Answer
- The two are complementary
- rather than substitutable,
- so the policy question is how to divide the work,
- not how fast to shrink the public agency.
State the relation, deny the alternative, then draw the policy consequence. That order makes the adjective do real work rather than decorate the sentence.
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Match the pairs Write the letter from the right against each number on the left.
Match each pair to its relation.
- tea and coffee
- tea and sugar
- a satellite and its ground station
- road freight and rail freight
- substitutes
- complements
- complements
- substitutes
Answer
- tea and coffee: substitutes
- tea and sugar: complements
- a satellite and its ground station: complements
- road freight and rail freight: substitutes
Ask whether more of one makes you want more of the other, or less. That single question settles every case.
Say it shorter · when a list gets between the subject and its verb
-
Choose one Circle the letter of the correct option.
What is wrong with: "The Committee, its chair, its five members, its terms of reference and its deadline all set by the Court in May, has not reported."?
- A long list separates the subject from its verb
- The sentence uses the passive voice
- It contains too many nominalisations
- The tense is inconsistent
Answer
A long list separates the subject from its verb. The subject is "The Committee" and the verb is "has not reported", with sixteen words between them. Every word is fine; the architecture is not.
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Say it shorter Rewrite the sentence below within the word limit.
The scheme, its funding pattern, its eligibility rules and its grievance mechanism all notified in May, comes into force next month.
Word limit 22
Model
The scheme comes into force next month. Its funding pattern, eligibility rules and grievance mechanism were notified in May. Claim first, then evidence. The subject sits next to its verb and the list gets a sentence of its own.
-
Put in order Number the lines 1 upward in the correct order.
Arrange so the spine is never interrupted.
- and an appointment to a vacancy nineteen days before a retirement.
- a Bar abstention from work,
- letters from a Supreme Court judge,
- The current sequence reads as improvisation rather than procedure:
Answer
- The current sequence reads as improvisation rather than procedure:
- letters from a Supreme Court judge,
- a Bar abstention from work,
- and an appointment to a vacancy nineteen days before a retirement.
Subject and verb arrive together, the colon signals the unpacking, and the list can then run as long as it needs to.
-
Choose one Circle the letter of the correct option.
Which sentence keeps its subject and verb together?
- The Council met at Panaji and took up four agenda items.
- The Council, its chairman, its vice-chairman and its four member states all present, met at Panaji.
- The Council, having assembled members from four states and one Union Territory, met.
- The Council, meeting at Panaji with the agenda circulated in advance, took up four items.
Answer
The Council met at Panaji and took up four agenda items.. Only the first puts the verb straight after the subject. The others each push a list or a participial phrase into the gap.
-
Find the error Circle it in the sentence below, then write the correction.
Find the word where the reader finally learns what the subject does.
The Committee, its chair and its deadline set in May, reported late.
Answer
reported → move "reported" next to "Committee". Nine words separate the subject from "reported". The reader has to hold "The Committee" open the whole way.
-
Fill the blank Circle the letter that completes the sentence.
The fault in this lesson is one of ___ rather than vocabulary.
- architecture
- register
- spelling
- tone
Answer
architecture. Every word in the original sentence is well chosen. What fails is where the load sits.
Usage watch · different from, different than, different to
-
Choose one Circle the letter of the correct option.
Which form is accepted in every variety of English?
- different from
- different than
- different to
- different against
Answer
different from. From is never wrong anywhere. That is exactly why it should be your default.
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Fill the blank Circle the letter that completes the sentence.
You disagree with a colleague on the drafting, so you ___ her.
- differ with
- differ from
- differ to
- differ than
Answer
differ with. People take with; things take from. "I differ from her" says you are unlike her, which is a different claim.
-
Choose one Circle the letter of the correct option.
"The outcome was different than we had expected." This is:
- Standard American, and better rendered "different from what we had expected" for an Indian examiner
- A grammatical error in every variety
- Standard British usage
- Correct only in speech
Answer
Standard American, and better rendered "different from what we had expected" for an Indian examiner. Than before a clause is standard in American English. It is not an error, but from is the safer register here.
-
Find the error Circle it in the sentence below, then write the correction.
Find the word that changes the meaning from disagreement to dissimilarity.
I differ from the committee on this point.
Answer
from → with. Differ from means to be unlike. To record disagreement with people, the preposition is with.
-
Match the pairs Write the letter from the right against each number on the left.
Match each form to where it is standard.
- different from
- different to
- different than
- differ with
- disagreeing with a person
- American English
- British and Indian usage
- every variety of English
Answer
- different from: every variety of English
- different to: British and Indian usage
- different than: American English
- differ with: disagreeing with a person
Three of these are about likeness and one is about disagreement. Keeping them apart is the whole lesson.
-
Say it shorter Rewrite the sentence below within the word limit.
It may be noted that the approach adopted in the second scheme is somewhat different than the approach which was adopted in the first scheme.
Word limit 10
Model
The second scheme’s approach differs from the first’s. The verb differ does the work of the adjective plus preposition, and the hedges add nothing.
Idiom in formal register · low-hanging fruit
-
Choose one Circle the letter of the correct option.
Calling a reform "the low-hanging fruit" claims that it is:
- Cheap and quick, and therefore the thing to do first
- The single most important reform available
- A reform that has already been attempted and failed
- A reform that only a future government could deliver
Answer
Cheap and quick, and therefore the thing to do first. The phrase is about ease of reach, not importance. It concedes that this is not the hard part of the problem.
-
Fill the blank Circle the letter that completes the sentence.
A way-forward that names the low-hanging fruit and then the ladder work demonstrates ___ .
- sequencing
- balance
- brevity
- objectivity
Answer
sequencing. Sequencing is the skill on display: knowing what can be done now and what must follow. It is what turns a list into a plan.
-
Choose one Circle the letter of the correct option.
Which sentence misuses the idiom?
- Resolving the ownership-control mismatch is the low-hanging fruit, and the hardest part of the reform.
- The green bond exclusion is the low-hanging fruit; the financing architecture is the ladder work.
- Start with the low-hanging fruit, then commit to the harder reform.
- The low-hanging fruit is cheap, so there is no excuse for leaving it unpicked.
Answer
Resolving the ownership-control mismatch is the low-hanging fruit, and the hardest part of the reform.. The first contradicts itself. Something cannot be both the easiest reach and the hardest part.
-
Find the error Circle it in the sentence below, then write the correction.
Find the word that makes this sentence contradict itself.
The low-hanging fruit is also the hardest reform.
Answer
hardest → cheapest. Low-hanging fruit names the easiest reach. Calling the same item the hardest reform cancels the metaphor.
-
Put in order Number the lines 1 upward in the correct order.
Arrange into a properly sequenced way forward.
- and only then price the Bharat Small Reactor tender.
- then settle the operator-lessor structure, which is the ladder work;
- Remove the sovereign green bond exclusion, which is the low-hanging fruit;
Answer
- Remove the sovereign green bond exclusion, which is the low-hanging fruit;
- then settle the operator-lessor structure, which is the ladder work;
- and only then price the Bharat Small Reactor tender.
Cheapest first, then the binding constraint, then the thing that depends on both. Sequencing is what makes a way-forward a plan.
-
Match the pairs Write the letter from the right against each number on the left.
Match each phrase to what it claims about a reform.
- low-hanging fruit
- the binding constraint
- a first-order problem
- a second-best solution
- not ideal, but available now
- large in magnitude, however hard
- blocks everything else until fixed
- cheap and quick: do it first
Answer
- low-hanging fruit: cheap and quick: do it first
- the binding constraint: blocks everything else until fixed
- a first-order problem: large in magnitude, however hard
- a second-best solution: not ideal, but available now
Four different claims about priority. Choosing precisely among them is what makes a way-forward section persuasive.
Writing task · Complements, not substitutes
The Pixxel article argues that India’s public and private space capabilities are "increasingly complementary rather than substitutable". Pick any other sector in today’s edition where the state and private actors both operate, nuclear power, remote sensing, skilling or health, and argue in no more than 100 words whether the two are complements or substitutes there. Use substitutable or complementary at least once, and name one low-hanging fruit and one piece of ladder work.
Companion to Vocab Builder (what a word scores in a GS answer) and Key Terms. Wordcraft is the language itself.