Ecosystem Unit Test

Question 1

What is the ecosystem organization from simplest to most complex?

Answer 1

Organism, Population, Community, Ecosystem

Question 2

If the coyote birth rate is higher than the death rate will the population increase or decrease?

Answer 2

Increase

Question 3

If a squid eats fish and seaweed and crabs and sharks what is it?

Answer 3

Omnivore

Question 4

If an elephant eat bark, leaves, and wood, what is it?

Answer 4

Herbivore

Question 5

If a person its tiger, lions, and bears, what is it?

Answer 5

Carnivore

Question 6

If the crab death rate is higher than the birth rate will the population increase or decrease?

Answer 6

Decrease

Question 7

What are 4 cycle from this section?

Answer 7

Water Cycle, Carbon Cycle, Oxygen Cycle, Nitrogen Cycle.

Question 8

Do the cycles remain within living or nonliving elements - or do the cycles move between living and nonliving?

Answer 8

Living and Nonliving

Question 9

Explain how human activities can impact the carbon cycle. What human activities add more carbon to the atmosphere?

Answer 9

Burning fossil fuels adds mor carbon dioxide to the atmosphere and enhances global warming.

Question 10

How can carbon move from sediments/rocks into the atmosphere.

Answer 10

The carbon can be absorbed by a fungus and then respires into the atmosphere or it can be oxidized and diffused.