Which of the following fish is introduced in ponds to control or eliminate the vector responsible for the transmission of malaria and filariasis?

In $MOET$,an animal is mated with an elite bull or artificially inseminated. The fertilized eggs are then recovered and transferred to surrogate mothers. Which of the following statements is correct regarding this process?

Which set of insects is beneficial to humans?

The spread of bird flu can be prevented by

Green revolution means

Bombykol is a pheromone secreted by the body of........