Question

Select the correct pair of a statement.
A. Flowers are said to be unisexual when it contains either stamens or carpels.
B. Flower are said to be bisexual when both stamens or carpels are present.
C. If the transfer of pollen occurs in the same flower, it is referred to as cross-pollination.
D. If the pollen is transferred from one flower to another it is known as self-pollination.

• A. A and B
• B. C and D
• C. A and C
• D. B and D

Answer 1

The correct option is A A and B

Cross-pollination is the transfer of pollen from the male reproductive organ (an anther or a male cone) of one plant to the female reproductive organ (a stigma or a female cone) of another plant. Insects and the wind are the main agents of cross-pollination.

Self-pollination is the transfer of pollen from a male reproductive structure (an anther or male cone) to a female reproductive structure (a stigma or female cone) of the same plant or of the same flower.

Flowers are said to be unisexual when it contain either stamens or carpels.

Flower are said to be bisexual when both stamens or carpels are present.

Therefore, the correct answer is option A.