HARD
8th CBSE
IMPORTANT
Earn 100

Packets in which food items such as chips are sold are usually filled with nitrogen. How do you think that helps?

Important Questions on Microorganisms

HARD
8th CBSE
IMPORTANT
Why should you always wash your hands before handling food and after coming from the toilet?
HARD
8th CBSE
IMPORTANT
Evolution, i.e. changes in an organism to adjust to the environment, as suggested by Charles Darwin, is a very slow process that takes place over tens of thousands of generations, over millions of years. However, in bacteria, developing resistance to antibiotics, which is a type of evolution, takes place within our lifetime. Can you say why it occurs so quickly in bacteria?