Question

Give reasons for the following:
1. Most leaves are generally flat and broad
Insect-pollinated flowers have sticky pollen grains.
Pollen grains are dry and produced in large quantities in wind-pollinated
flowers.
Seeds with damaged embryo do not germinate.
Seeds of wheat kept in air-tight containers do not germinate.​

Answer 1

Answer:

Hi mate ...

Explanation:

1.a.Most leaves are flat and broad.This helps the chlorophyll present in the leaf to absorb large amount of sunlight.

b. Insect pollinated flowers have sticky pollen grains so that, the insect which sits on the flower can would be able to carry the pollen to another flower.

d. Seeds are unable to germinate in airtight container because there is no presence of O2 nor CO2.

c. Seeds which have a damaged embryo do not germinate because Thierry cotyledons get damaged and can't supply food.