Energy Flow in Ecosystems

Question 1

Phytoplankton are .

Revolt · Accepted Answer

autotrophs

Question 2

Both the salmon and the grizzly bears are .

Revolt · Accepted Answer

consumers

Question 3

Grizzly bears are .

Revolt · Accepted Answer

secondary consumers

Question 4

A is an organism that makes its own food; it is also called .

Revolt · Accepted Answer

an autotroph

Question 5

A is an organism that breaks down waste and dead organisms.

Revolt · Accepted Answer

decomposer

Question 6

A is an organism that eats other organisms to gain energy; it is also called .

Revolt · Accepted Answer

consumer

Question 7

If the grass contains 100,000 kcal of energy, how much energy will a fox obtain from eating a bird?

Revolt · Accepted Answer

100 kcal

Question 8

Which organisms are secondary consumers? Check all that apply.

Revolt · Accepted Answer

sea otter; horn shark

Question 9

A is an organism that eats other organisms to gain energy; it is also called .

Revolt · Accepted Answer

a heterotroph

Question 10

A is an organism that makes its own food; it is also called .

Revolt · Accepted Answer

producer

Energy Flow in Ecosystems Answers