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Reproduction in Flowering Plants : Question 3
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The diagram below shows a longitudinal section (LS) through a white dead-nettle flower.

 

LS through a white dead-nettle flower

 

1. Identify the parts of the flower.

A=

B=

C=

D=

E=

F=

2. What is the identity of the liquid labelled X?

X=

3. Give two reasons why you would expect the that the white dead-nettle is insect-pollinated.

Reason 1=

 

Reason 2=

 

4. Describe what happens when a bee enters the white dead-nettle flower.

 

 

 

 

5. How do you think that the white dead-nettle flower prevents self-pollination?