Unit A: Section 2

Question 1

What are the three groups of consumers?

Answer 1

Herbivore, omnivore, and consumer

Question 2

What is used by all living things to release energy?

Answer 2

Oxygen

Question 3

What does a food chain show?

Answer 3

The flow of energy

Question 4

What is always the first thing in a food chain?

Answer 4

The Sun

Question 5

What happens if there are no herbivores in the world?

Answer 5

Producers would overpopulate, and carnivores main food source would go away, so their numbers would decline.

Question 6

Why do we say matter is cycled?

Answer 6

Because matter is reused and recycled

Question 7

What is the process of the water cycle?

Answer 7

Evaporation, condensation, precipitation, runoff, and transpiration.

Question 8

What is the process of the carbon cycle?

Answer 8

Photosynthesis, dead/dying organisms + waste, fossil fuels, respiration, and factory emission.

Question 9

What takes out carbon from an ecosystem?

Answer 9

Photosynthesis