Question 3
Pathogenic micro-organisms present in host cells are killed by medicines called

(a) pain killer
(b) antibodies
(c) antibiotics
(d) vaccines

Q. Pathogenic micro-organisms present in host cells are killed by medicines called

Q. Pathogenic microbes present in host cells are killed by medicines called ___________.

Q. Inoculation of a suspension of killed or attenuated pathogenic micro-organisms to stimulate the formation of antibodies is known as

Q. Answer the following questions.
(a) What is a 'cell' ?
(b) Name the different organelles in a cell ?
(c) What are micro-organisms ?
(d) which are the different types of micro-organisms ?

Q. Suspension of killed or attenuated pathogenic micro-organisms on inoculation if stimulated, results in the formation of antibodies, it is known as