IS_Unit7_Checkpoint 7.4_E

(E) (a) Which of the following is a correct food chain involving these four living things?

• A. Lion -> Wild dog -> Rabbit -> Grass

• B. Rabbit -> Grass -> Wild dog -> Lion

• C. Grass -> Wild dog -> Rabbit -> Lion

• D. Grass -> Rabbit -> Wild dog -> Lion

(E) (b) Which of the above living things is/are producer(s)?

• A. Grass

• B. Lion

• C. Grass and rabbit

• D. Wild dog and lion

(E) (c) Which of the above living things is/are consumer(s)?

• A. Lion only

• B. Grass and rabbit only

• C. Rabbit and wild dog only

• D. Wild dog, rabbit and lion

(E) (d) What is the ultimate source of energy for this food chain?

• A. Grass

• B. The Sun

• C. Lion

• D. Wild dog

(E) (e) What is the importance of the producer in a food chain?

• A. The producers produce chemical energy for the consumers.

• B. The producers absorb chemical energy from the consumers.

• C. The producers provide food for other living things in the food chain.

• D. To act as the ultimate source of energy for all food chains.