set 1 MCQ Questions & Answers Detailed Explanation

Answer: (a)

Ex-situ conservation is the conservation of selected organisms in places outside their natural homes.

They include off-site collection and gene banks. In situ conservation, on the other hand, is the conservation of endangered species in their natural habitat.

Biosphere reserves, National parks, Wildlife sanctuaries and sacred groves all are examples of In situ conservation.

Answer: (d)

Answer: (d)

2/3 parts of each is ocean here, various types of food chains form food webs. This ecosystem is most stable due to buffering action of water.

Answer: (c)

It feeds upon grains hence called primary consumer and can also feed on insects hence called secondary consumer at the same time in the same ecosystem.