Advertisements
Advertisements
प्रश्न
In tobacco plant, the male gametes have 24 chromosomes.
What is the number of chromosomes in the female gamete?
Advertisements
उत्तर
The number of chromosomes in a female gamete is equal to the number of chromosomes in a male gamete, i.e., 24.
APPEARS IN
संबंधित प्रश्न
Name the parts A, B and C shown in the diagram and write their functions.
State the name of the functional unit concerned with sexual reproduction.
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
Give some examples of different modes of fertilisation in nature?
What is meant by ‘unisexual flowers’?
How does pollination occur?
In the figure given alongside, the parts marked A, B and C are sequentially:
State whether the following statement is true (T) or false (F):
Flowers which possess stamens and carpel are called unisexual.
You have to perform the experiment, "To identify the different parts of an embryo of a gram seed." Describe the procedure that you would follow.
What does germination mean?
Give scientific reason.
Fertilization in plants is called double fertilization.
The essential parts of a flower are ______.
Sperm and egg nuclei fuse due to ______.
Where is the zygote located in the flower after fertilization?
Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.
Type of sexual reproduction is ______.
The pollen tube usually enters the embryo sac ______.
Explain the post fertilization changes that occur in the ovary of a flower.
State the post-fertilisation changes that lead to fruit formation in plants.
