निम्नलिखित

What term describes the interaction where one organism kills and eats another organism?

Which among the following is a major constraint in the rice–wheat system of Indo-Gangetic plains affecting long-term sustainability?

Organophosphate and carbamate insecticides primarily disrupt which system within an insect’s body?

Red colored breed of pig is 

Tetrazolium (TZ) test is done to check

Match List-I with List-II

An indifference curve is: 

Which one of the following is NOT correctly matched?

Mad cow disease is caused by