RRB NTPC 2017 · Question 332 of 1076

In a food chain, what is the difference between primary consumers and secondary consmners?

1. APrimary consumers eat plants and other consumers; secondary consumers eat plants and decomposed matter
2. BPrimary consumers eat only plants; secondary consumers eat primary consumersCorrect
3. CPrimary consumers eat plants and decomposed matter; secondary consumers eat plants and other consumers
4. DPrimary consumers eat other consumers; secondary consumers eat only plants