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Reference chapter

Question 2
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REPRODUCTION IN FLOWERING PLANTS

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Question 2

The diagrams below show the same flower (flower A) during the seven days of its development. Study these diagrams and then answer the questions which follow.

 

Day1

Day3

Day5

Day7

 

1. Identify X and Y

2. Is flower A insect-pollinated or wind-pollinated? Give three reasons for your answer.

3. Why do you think that X and Y do not develop on the same day?

4. What happens to flower A from day 7 onwards?

5. Which of these two pollen grains, X or Y, belongs to flower A? Give a reason for your answer.

Pollen grains

 

 

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