NEET BIOLOGY

Detailed explanation-1: -D. Flowers contain cells that produce gametes. The role of flowers in plant survival is that flowers contain cells that produce gametes. Therefore, option D is correct.

Detailed explanation-2: -Explanation: Flowers don’t seem vital to a plant’s survival, but they are an essential part of the process. They are the main structure for reproduction, so they aid in pollination to continue the development of new plants.

Detailed explanation-3: -Plants have gametes, which contain half the normal number of chromosomes for that plant species. Male gametes are found inside tiny pollen grains on the anthers of flowers. Female gametes are found in the ovules of a flower. Pollination is the process that brings these male and female gametes together.

Detailed explanation-4: -In flowering plants, male and female gametes are produced in the anther and ovule, respectively. Male gametes are contained within pollen grains, which are released from the anthers at anthesis.

Detailed explanation-5: -The most important function of flowers is reproduction. They help in the union of male and female gametes. Flowers provide nectar to certain birds and insects, which in turn help in the transfer of pollen from one flower to the other.