Reproduction of new organisms from a single parent , without the involvement of sex cells is called asexual reproduction
Examples - Amoeba,Hydra
Different Types of Asexual Reproduction
Binary Fission
In Binary Fission,organism reproduces by dividing itself into 2 parts
Example
Amoeba splits itself to form new amoeba
Procedure
- A fully grown amoeba is a cell which has nucleus and cytoplasm
- Nucleus splits to form 2 nucleus
- Cytoplasm also divides
- 2 small amoeba formed
Budding
It is a kind of asexual reproduction in which diferent buds or bulges develop into new organisms
Example
Hydra uses budding to reproduce
Procedure
- A bulge or bud develops on side of hydra
- Slowly it develops into new hydra
- This new hydra separates itself from parent hydra to form new hydra
Image - hydra image, fig 17 lakhmir singh and fig 9.11 ncert combination
Questions
NCERT Question 4 (h) - Indicate whether the following statements are True (T) or False (F):
Binary fission is a method of asexual reproduction. (T/F)
NCERT Question 10 (5) - Complete the cross-word puzzle using the hints given below
A type of fission in amoeba.
NCERT Question 4 (f) - Indicate whether the following statements are True (T) or False (F):
Amoeba reproduces by budding. (T/F)
NCERT Question 6 - Define asexual reproduction. Describe two methods of asexual reproduction in animals.
NCERT Question 10 (7) - Complete the cross-word puzzle using the hints given below
The term used for bulges observed on the sides of the body of Hydra.
