Environmental change

Question 1

Name non-living factors that effect the size of population in a particular area (4)

Answer 1

1) Temperature
2) Nutrients
3) Rainfall
4) Pollution

Question 2

Name some living factors that effect the size of population in a particular area (3)

Answer 2

1) Competition
2) Predators
3) Disease

Question 3

How can pollution effect the population of Lichens?

Answer 3

The increase of sulphur dioxide

Question 4

How can pollution effect the population of Invertebrates?

Answer 4

Water pollution

Question 5

What type of animals thrive for when there is no pollution in water but high oxygen levels?

Answer 5

1) Flat worm

2) Fresh shrimp

Question 6

What type of animals thrive for when there is high pollution in water but low oxygen levels?

Answer 6

1) Blood worm

2) Rat tailed maggot