What will happen if we use vaccines containing strong or potent disease causing microorganisms? 

D) HCl, NaOH

Correct Answer - (i) निश्चित है (ii) हो भी सकता है, परन्तु निश्चित रूप से नहीं (iii) असम्भव (iv) हो भी सकता है, परन्तु निश्चित रूप से नहीं, (v) हो...

Correct Answer - (i) Genetic constitution of the host plant (ii) Nectar less (iii) Rice

a. The genes encoding antigenic proteins can be isolated from pathogens and expressed in plants. Such transgenic plants or their tissues producing antigens can be eaten for vaccination / immunization....

(D) Above all

C) How vaccines are work in our body?

(B) Antibiotics

When he was in the office-room at night, he remembered all the devil and ghost stories. His friend Mani had seen the devil in the banyan tree, Muniswami’s father spat...

Correct Answer - A The enthalpies of neutralisation of strong acids and strong bases are the same they are `13.7Kcal` . The reason is that it is heat of formation of...

Correct Answer - D The ability of host plant to prevent the pathogen from causing disease which is determined by genetic constitution of the host plant, is called resistance.