Food chains differ from food webs in that
1. food chains are single sequence of who eats whom in a community.
2. food chains better represent the entire community.
3. food webs represent the complex interaction among food chains.
4. food chain is the flow of energy in a population.
Which of the following statement(s) is/are correct?
(a) 1 and 2 (b) 1 and 3
(c) 1, 2 and 3 (d) 1, 2, 3 and 4
