Ecosystem Dynamics Quiz

What does the phrase 'in front' refer to in the context of food chains?

• Organisms at the beginning of the food chain

• Organisms further down the food chain

• Organisms that are producers

• Organisms that are predators

If the lizard population decreases, what is the expected impact on the snake population?

• The snake population will remain the same

• The snake population will fluctuate

• The snake population will decrease

• The snake population will increase

How would an increase in the minnow population affect the zooplankton population?

• The zooplankton population will fluctuate

• The zooplankton population will remain the same

• The zooplankton population will decrease

• The zooplankton population will increase

What is the expected effect on the corn population if the cricket population decreases due to an insecticide?

• The corn population will decrease

• The corn population will increase

• The corn population will remain the same

• The corn population will fluctuate

If the snake population increases, what happens to the cricket population?

• The cricket population will increase

• The cricket population will decrease

• The cricket population will remain the same

• The cricket population will fluctuate

How does a reduction in the frog population affect the cricket population?

• The cricket population will increase

• The cricket population will decrease

• The cricket population will fluctuate

• The cricket population will remain the same

What is the impact on the spider population if the insect population is reduced?

• The spider population will decrease

• The spider population will fluctuate

• The spider population will remain the same

• The spider population will increase

What happens to the great horned owl population if the clover population is reduced?

• The owl population will remain the same

• The owl population will fluctuate

• The owl population will decrease

• The owl population will increase

What is the role of producers in an ecosystem?

• They are decomposers

• They are predators

• They are the foundation of the food web

• They are at the top of the food chain

What is the long-term effect of a severe reduction in a species population?

• It causes a temporary imbalance

• It has no effect

• It can lead to a permanent change

• It only affects predators