Topic Botany
Asked 5 times across 2 UPSC exams over 6 years (2018–2024), peaking in 2018.
Key insights
- Most tested in CDS — 3 of 5 PYQs
- Most asked in 2018
- Recurs across 2 years (2018–2024)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2018 → CISF 2024
How the concept evolved
Rising — more than half its appearances (5 of 5) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CISF2024
The arrangement and distribution of flowers over a plant is called
- A flowering
- B inflorescence ✓
- C thalamus
- D aestivation
✓ Correct answer: (B)
Science & Technology › Biology & Health
CISF2024
Fruit formation from the thalamus instead of ovary is known as false fruit. The most common examples are
- A orange and mango
- B mango and banana
- C apple and strawberry ✓
- D guava and cherry
✓ Correct answer: (C)
Science & Technology › Biology & Health
CDS2018
Which one of the following denotes a 'true' fruit?
- A When only the thalamus of the flower grows and develops into a fruit
- B When only the receptacle of the flower develops into a fruit
- C When fruit originates only from the calyx of a flower
- D When only the ovary of the flower grows and develops into a fruit ✓
✓ Correct answer: (D)
Science & Technology › Biology & Health
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