Cycad grains are the small structures of seed plants in which sperm develop.

SEXUAL REPRODUCTION IN FLOWERING PLANTS

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A	True
B	False
C	Either A or B
D	None of the above

Explanation:

Detailed explanation-1: -Pollen grains are male gametophytes, which contain the sperm (gametes) of the plant.

Detailed explanation-2: -The sperm cells of a flowering plant are contained in pollen grains. Pollination occurs when pollen grains are transported from anthers to stigmas.

Detailed explanation-3: -The only extant seed plants that have flagellated sperm are Ginkgo and Cycadales (Table 1, Figs.

Detailed explanation-4: -Development of sperm and egg cells in plants Within the flower, sperm cells are produced by pollen at the tips of stamens, while egg cells develop in ovules, tiny structures embedded in the ovary at the base of the pistil.

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