1. Define biotechnology and write its applications
Ans : It is the branch of biology that deals with the use of biological agents,such as microorganisms and certain cellular components,for beneficial purposes.
Applications of biotechnology :-
a) Pollution control
b) Pharmacology
c) Production of transgenic animals
d) Public heath
2. Distinguish between Eugenics and Euphenics
Ans: EUGENICS:- It is the branch of genetics that deals with the application of knowledge of genetics to human welfare.
EUPHENICS :- It is brach of genetics that deals with the practice of phenotypic improvement of humans after birth.
3. What are retroperitoneal organs ?Ans : The organs of vertebrates that occur outside the coelom and are covered by peritoneum only on the surface facing the coelom are called “retroperitoneal organs”
4. List out the four types of cells present in the epidermis of Pheretima
Ans : The four types of cells in the epidermis of Pheretima are :
1) large glad cells 2) Supporting cells 3) Basal cells 4 ) Receptor cells
Ans : It is the branch of biology that deals with the use of biological agents,such as microorganisms and certain cellular components,for beneficial purposes.
Applications of biotechnology :-
a) Pollution control
b) Pharmacology
c) Production of transgenic animals
d) Public heath
2. Distinguish between Eugenics and Euphenics
Ans: EUGENICS:- It is the branch of genetics that deals with the application of knowledge of genetics to human welfare.
EUPHENICS :- It is brach of genetics that deals with the practice of phenotypic improvement of humans after birth.
3. What are retroperitoneal organs ?Ans : The organs of vertebrates that occur outside the coelom and are covered by peritoneum only on the surface facing the coelom are called “retroperitoneal organs”
4. List out the four types of cells present in the epidermis of Pheretima
Ans : The four types of cells in the epidermis of Pheretima are :
1) large glad cells 2) Supporting cells 3) Basal cells 4 ) Receptor cells
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