Environmental Change

Question 1

What may changes in the environment affect the distribution of?

Answer 1

Living organisms

Question 2

What are environmental changes caused by?

Answer 2

Living and non-living factors

Question 3

Give an example of a living factor that could cause environmental change

Answer 3

Change in competitor

Question 4

Give an example of a non-living factor that could cause environmental change

Answer 4

Change in average temperature or rainfall

Question 5

What can living organisms be used as in indicator of?

Answer 5

Pollution

Question 6

What type of pollution does lichen detect? What gas in particular?

Answer 6

Air pollution- concentration of sulfur dioxide in the atmosphere

Question 7

What type of pollution can invertebrates be used to detect? What in particular?

Answer 7

Water pollution- concentration of dissolved oxygen in the water

Question 8

What 3 non-living indicators can be used to measure environmental change?

Answer 8

Oxygen levels, temperature, rainfall