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Lok Sewa6 min read1,270 words21 August 2026

The Lok Sewa IQ section rewards recognising patterns, not knowing facts

The IQ block is the most trainable marks on the paper, and the most neglected. It is not knowledge you are short of — it is pattern recognition under a clock.

CContent teamLok Sewa editors · 21 August 2026
A brain wired to a circuit illustrating pattern recognition in the Lok Sewa IQ and mental ability section

There is a quiet assumption behind how most candidates prepare for the Lok Sewa aptitude section, and it is wrong. The assumption is that IQ questions are a fixed talent — you either think quickly or you do not — so the section is best left to natural ability and the study hours are better spent on general knowledge, which at least rewards effort. This is exactly backwards. The general knowledge you can carry into the hall is nearly infinite and only partly predictable. The IQ section draws from a small, repeating set of question types, and your speed on each of them is a trainable skill.

That makes the IQ block, per hour of study, some of the most reliable marks on the paper. It is also the block candidates most often leave until last, which is why it stays hard for them. It is not hard because it is clever. It is hard because they never drilled it.

It is a speed test wearing a reasoning costume

Sit a candidate down with an untimed set of aptitude questions and they will get most of them right. Number series, coding-decoding, blood relations, direction sense, simple syllogisms, odd-one-out — none of it is beyond a capable adult given a minute or two to think. Then put the same set under the real clock, where each question owes you roughly fifty-four seconds, and the score falls apart. The gap between those two scores is the whole problem, and it is not a knowledge gap.

A target with an arrow illustrating accuracy and speed in the Lok Sewa IQ and aptitude section
Accuracy without speed scores nothing here. The clock, not the difficulty, is what most candidates are actually failing.

When you recognise a question type instantly — this is a coding pattern, this is an alternating series — the method arrives with the recognition, and you spend your fifty-four seconds executing rather than deciding what to do. When you do not recognise it, you spend thirty of those seconds working out what kind of question it even is, and by then the clock has already beaten you. Recognition is the skill. The arithmetic underneath is almost never the bottleneck.

Where the IQ marks tend to sit

6families cover most of it
  • Number and letter series25%
  • Coding and decoding20%
  • Relations and directions20%
  • Syllogisms and reasoning20%
  • Figures and odd-one-out15%

An illustrative breakdown of a typical Lok Sewa aptitude block by question family: number and letter series, coding and decoding, relations and directions, syllogisms and reasoning, and figure or odd-one-out patterns.

Illustrative shares of a typical aptitude block. The exact mix varies by post and cycle, but the families repeat, which is precisely what makes drilling by type pay off.

Notice how few families there are. Almost the entire block reduces to five or six recognisable shapes. That is the good news buried in the section: you are not preparing for infinite variety, you are learning to recognise a short list on sight.

How to train recognition

Drilling the IQ section so the pattern arrives before the question finishes

The order matters. Recognition comes from concentrated repetition of one type, not from mixed sets that keep your brain guessing which method to reach for.

  1. 1

    Take one family at a time

    Spend a full session on number series alone, then a session on coding, and so on. Mixed practice too early teaches you to hesitate, because every question first asks you to identify its type.

  2. 2

    Drill untimed until the method is automatic

    Do twenty of the same type back to back with no clock. You are burning the method into muscle memory so that later the recognition and the method fire together.

  3. 3

    Add the clock only once the method is reflexive

    Now put fifty-four seconds on each. If you miss the time, the fix is more untimed reps, not more anxiety. Speed follows fluency; it does not precede it.

  4. 4

    Finish with mixed sets under time

    Only in the last stage do you shuffle the families together, because that is the exam condition — you do not know which type is coming next, and instant recognition is the skill you are proving.

Most people do the reverse. They start with mixed timed sets because those feel like the real paper, score badly, and conclude they are simply not quick thinkers. They are quick enough. They skipped the stage where recognition is built, and jumped to the stage where it is tested.

The two-mark twist

On the Nayab Subba first paper each question carries two marks and each wrong answer costs a fifth of it, so 0.4 comes off. The IQ section interacts with that penalty in a useful way. Once a type is reflexive, your accuracy on it climbs and your guessing falls, which means the deduction stops eroding your score. Untrained IQ is where careless, half-guessed answers cluster, and half-guessed answers are exactly what the negative marking is designed to punish. Training the section does not just win marks directly; it stops the penalty bleeding you.

I always thought I was slow at reasoning. I was slow at recognising the question. Once I drilled series on their own for a week, they stopped being reasoning at all.
A candidate, on the aptitude block

Frequently asked questions

Is the Lok Sewa IQ section about intelligence I either have or do not?
No. It is about recognising a short list of repeating question families quickly. That recognition is a trainable skill built through concentrated practice, which is why the section rewards method far more than raw talent.
Why do I get IQ questions right at home but wrong in the exam?
Almost always a speed problem. Untimed, you have room to work out what kind of question you are looking at; under the clock you do not. Drill one family at a time until the method is automatic, then add the timer.
Should I practise mixed sets or one type at a time?
One type at a time, until each family is reflexive. Mixed sets are the final stage, not the starting point — they mirror the exam, but they do not build the recognition the exam is testing.
How does negative marking affect the IQ section?
It punishes guessing, and untrained aptitude is where guessing clusters. As a family becomes reflexive your accuracy rises and your blind guesses fall, so the deduction stops taking marks off you. Training the section protects your score twice over.

Treat the IQ section as the trainable block it is, and it becomes the most dependable marks on your paper. Treat it as a fixed talent and you leave those marks on the table every single cycle.

About this article

Written by the lok sewa editors at iSmartExams in Kathmandu. Exam formats change, and this article states the pattern as we understand it at the time of writing — always check the current notice for the sitting you are entering. If something here is wrong, tell us. We would rather correct it than leave it standing.

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