Negative Marking Across India's Entrance Exams: When to Guess and When to Skip
Negative marking isn't uniform across India's entrance exams. Here's how the penalty actually differs, and how to decide whether a borderline question is worth attempting.
Two students walk out of the same exam hall, both having attempted the same number of questions. One gains marks from a lucky guess; the other loses marks from the same guess. The difference isn't luck — it's whether the exam they sat for penalises wrong answers at all, and by how much.
The penalty is not the same everywhere
Across the exams we track, marking schemes fall into two clear groups. Some exams give you +1 for a correct answer with no negative marking for a wrong one — AP EAPCET, COMEDK UGET, and TG EAPCET all work this way. Others deduct marks for every wrong answer: CA Foundation and GUJCET both deduct -0.25 for a wrong answer, while KEAM deducts a full -1 for a wrong answer against +4 for a correct one.
That last one matters most. A -0.25 penalty is a small tax on a guess. A -1 penalty against a +4 reward is a different calculation entirely — you're risking a quarter of a correct answer's value every time you fill a bubble you're not sure about.
What "no negative marking" actually changes
If you're sitting AP EAPCET, COMEDK UGET, or TG EAPCET, the logic is simple: an unanswered question is worth zero, and a guessed answer is worth something — either full marks or nothing. There is no scenario where leaving it blank beats attempting it, unless you genuinely cannot eliminate a single option and the act of guessing costs you time you need elsewhere.
In a no-negative-marking exam, a blank answer and a wrong answer score the same: zero. The only way a blank ever beats a guess is if the time you spend guessing costs you a question you could have solved properly.
That reframes the real risk. It isn't the guess itself — it's the seconds you burn on it. If a question is eating more than its fair share of time, move on, come back if there's room, and guess at the end if you still can't crack it.
When the penalty is real, the maths changes
For CA Foundation and GUJCET, a wrong answer costs you a quarter mark. That's small enough that a guess between two options — where you've eliminated two clearly wrong choices — is usually still worth taking, because the upside outweighs the downside. But a blind guess across four untouched options is a different bet, and one you should make rarely and deliberately, not by default.
KEAM is where students most often misjudge the risk. With -1 for a wrong answer against +4 for a correct one, a wrong guess doesn't just fail to help you — it actively pulls down a mark you already earned elsewhere. The instinct to "fill everything" that serves students well in AP EAPCET or COMEDK UGET will quietly cost marks here.
A practical rule for the exam hall
Before you sit any exam, know its marking scheme cold — not roughly, exactly. Then apply this:
- No negative marking (AP EAPCET, COMEDK UGET, TG EAPCET): attempt everything. Guess freely on anything you can't solve, ideally in the last few minutes so you're not trading away time on solvable questions.
- Small penalty (CA Foundation, GUJCET, -0.25): guess when you've narrowed it to two or three options. Skip only when all four look equally plausible and you have no basis to choose.
- Heavy penalty (KEAM, -1 against +4): guess only when you've genuinely eliminated at least two options. A pure blind guess here is a losing trade more often than it feels like one in the moment.
Write the marking scheme on the top corner of your rough sheet the moment the exam starts. Under pressure, students default to whatever habit they practised last — and that habit may belong to a different exam entirely.
Practise the scheme, not just the syllabus
Most students prepare the same way for every exam: solve questions, revise formulas, repeat. But the decision of whether to attempt is itself a skill, and it's trained separately from the content. When you take a timed mock, don't just check which questions you got wrong — check which ones you should never have attempted given that exam's penalty, and which blanks you should have filled. That gap between your instinct and the actual marking scheme is where marks quietly leak away.
The syllabus is the same story across most of these exams. The marking scheme is not. Know which one you're walking into before you decide what to do with a question you're not sure about — because in one exam that guess is free, and in another it costs you a mark you'd already earned.