Question

what a 3 characteristics of food chain
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Answer 1

Answer:

(1) food chain consist many organisms.

(2) in that organisms are depend upon each other.

(3) food chain maintain population of organisms.

Answer 2

Answer:

a) there is a unidirectional flow of energy from producers to consumers

b) there are generally three to four trophic levels

c) it is always straight

d) organism can occupy different trophic levels and different food chain

e) a 10% law is followed in energy transfer