UPSC Optional · 500 marks

Botany

Plant diversity, physiology, ecology, genetics, economic botany.

Five deep-dives: syllabus, booklist, paper analysis, strategy, PYQ trends (2021–2025).

What UPSC actually asked in Botany, 2021–2025

80 questions across 5 years, taken from the official papers. Every one has its own page with the directive word, marks, word limit and evaluation rubric.

Paper 1
40 questions · 2000 marks total
Paper 2
40 questions · 2000 marks total

Topics that came up

Cell biology and genetics fundamentals · Algae, pteridophyte life cycles, angiosperm classification systems · Algal life cycles, stellar diversity in vascular cryptogams, bioremediation · Allosteric enzymes, gluconeogenesis, environmental management, ecological interactions · Angiosperm taxonomy and morphology · Angiosperms, plant anatomy and economic botany · Bacterial genetics, evolution of sex in algae, progymnosperms · Biochemistry, secondary metabolism and phloem transport

Directive words used most

describe (29) · explain (19) · discuss (11) · write short notes (9) · enumerate (4) — see the directive words guide for how each one changes the answer you should write.

Mark distribution

80 questions at 50 marks

Browse all 80 Botany previous year questions →

Practice Botany answers, get AI feedback

Write an answer, upload it, and our evaluator scores it on content, structure, examples and directive-word fidelity — trained on UPSC-style marking.