Advertisements
Advertisements
प्रश्न
In a flower, the parts that produce male and female gametes are respectively :
(a) sepal and anther
(b) filament and stigma
(c) anther and ovary
(d) stamen and style
उत्तर
(c) anther and ovary
The anther produces pollen grains which are male gametes and the ovary produces ovules which are female gametes.
APPEARS IN
संबंधित प्रश्न
Describe placenta structure.
Give scientific reasons: Mature erythrocytes in humans lack nucleus and mitochondria
What name is given to the fusion of sperm and ovum?
Write two examples of sexually transmitted diseases caused by virus.
Explain how the sex of the child is determined at the time of conception in human beings.
Give appropriate term of the following:
The onset of reproductive phase in a young female.
Complete the following statement by choosing the correct alternative:
Sterilization in female is due to cutting off of ______.
Differentiate
Urinogenital system and Urinary system.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A zygote is the product of the fusion of male and female gametes.
What is the composition of semen?
