Q: 6 (IAS/2013)

With reference to food chains in ecosystems, consider the following statements:
1. A food chain illustrates the order in which a chain of organism feed upon each other.
2. Food chains are found within the populations of a species.
3. A food chain illustrates the numbers of each organism which are eaten by others.
Which of the statement given above is / are correct?
question_subject: 
Ecology
question_year: 
2013
question_exam: 
IAS
question_sub_subject: 
Ecology
question_topic: 
Ecology
stats: 
0,8864,3952,8864,1776,1752,424