CBSE Class 10 Science 2026: question 11(b)
Set in the CBSE Class 10 board exam of 2026, paper 31/1/1, section A, question 11(b), for 2 marks. Try it first; the hints and our step-by-step solution are below.
Q11(b) · 2 marks · Very short answerHow do Organisms Reproduce?
State two differences between pollination and fertilization.
Source: official question paper from cbse.gov.in (PDF). See it in the full 2026 board paper, set 31/1/1.
Hints
Open one hint at a time and try again before the next.
Hint 1
One process moves pollen; the other joins gametes.
Hint 2
Which of the two also happens in animals?
Step-by-step solution
Each step shows the marks it earns, as an examiner would award them. Checked by an independent re-solve from the question paper.
- 1 mark
Difference 1: pollination is the transfer of pollen grains from the anther to the stigma. Fertilisation is the fusion of the male gamete with the female gamete to form a zygote.
- 1 mark
Difference 2: pollination occurs only in plants and happens before fertilisation. Fertilisation occurs in both plants and animals.
Answer: Pollination: transfer of pollen from anther to stigma, only in plants; Fertilisation: fusion of male and female gametes, in plants and animals.
Where the marks are
- Correct definitions contrasted (1 mark)
- Second valid difference, e.g. occurrence in plants only vs plants and animals (1 mark)
Revise the chapter
- Chapter: How do Organisms Reproduce? (notes, formulas, where marks are lost and every past question)
More questions from How do Organisms Reproduce?
- 2026 board paper, set 31/1/1, Q12 · 2 marksDraw a neat diagram to show germination of pollen on the female reproductive part of the flower. Name and labe…
- 2026 board paper, set 31/1/1, Q16(a) · 5 marksGiven below are certain situations. Analyse each and describe its possible impact:
- 2026 board paper, set 31/1/1, Q16(b) · 5 marksGiven below are certain situations. Analyse and describe what would happen when:
The question is transcribed from the official paper; figures are described in words. The solution, hints and chapter tag are ours. Spotted an error? Write tosupport@questionbuddy.in.