IB DP Biology-D3.1 Reproduction -FA 2025- IB Style Questions For HL Paper 1

Question

The concentration of which hormone peaks sharply triggering ovulation?

A. FSH
B. LH
C. Estrogen
D. Progesterone

Answer/Explanation

Markscheme

B

Question

The diagram shows a section through the male reproductive system. Which structure represents the prostate gland?

Answer/Explanation

Markscheme

C

Question

Which flower structures are indicated by the letters Y and Z?

▶️Answer/Explanation

Ans:D

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