3.2

Question 1

Ecosystem

Answer 1

All organisms in a community and abiotic factors

Question 2

Food chain

Answer 2

a hierarchical series of organisms each dependent on the next as a source of food.

Question 3

food web

Answer 3

all of the food chains in an ecosystem

Question 4

Rule of 10

Answer 4

Around 10% of energy is lost from one level to the next

Question 5

bottom of the chain

Answer 5

producer

Question 6

second level of chain

Answer 6

secondary consumer

Question 7

third level of chain

Answer 7

Tertiary consumer

Question 8

fourth level of chain

Answer 8

quaternary consumer