Effects of human activities on the environment Practice exercise 2

Course: Grade 9 Integrated Science - Living things and their environment - The Interdependence of life

Quiz Questions (31 questions)

Question 1

Refer to the food web diagram shown. If most grasshoppers were killed due to pesticide pollution in a nearby farm, which group would be affected first?

Question 2

Refer to the food web diagram shown. If most grasshoppers were killed due to pesticide pollution in a nearby farm, which group would be affected first? (1 mark)

Question 3

Refer to the food web diagram shown. If most grasshoppers were killed due to pesticide pollution in a nearby farm, which group would be affected first? (1 mark)

Question 4

Look at the image of the cleared forest area. What is the main effect of this human activity?

Question 5

The image below shows a cleared forest area. What is the main effect of this human activity? (1 mark)

Question 6

The image below shows a cleared forest area. What is the main effect of this human activity? (1 mark)

Question 7

What effect does water pollution have on marine life?

Question 8

What effect does water pollution have on marine life? (1 mark)

Question 9

What effect does water pollution have on marine life? (1 mark)

Question 10

What is the result of noise pollution on wildlife?

Question 11

What is the result of noise pollution on wildlife? (1 mark)

Question 12

What is the result of noise pollution on wildlife? (1 mark)

Question 13

Which human activity is MOST likely to cause air pollution?

Question 14

Which human activity is MOST likely to cause air pollution? (1 mark)

Question 15

Which human activity is MOST likely to cause air pollution? (1 mark)

Question 16

How does improper irrigation contribute to soil degradation?

Question 17

How does improper irrigation contribute to soil degradation? (1 mark)

Question 18

How does improper irrigation contribute to soil degradation? (1 mark)

Question 19

Study the diagram showing a person overfishing in a lake. What is the most likely effect of this activity on the aquatic ecosystem?

Question 20

Study the diagram showing a person overfishing in a lake. What is the most likely effect of this activity on the aquatic ecosystem? (1 mark)

Question 21

Study the diagram showing a person overfishing in a lake. What is the most likely effect of this activity on the aquatic ecosystem? (1 mark)

Question 22

What is the primary way agriculture leads to water pollution?

Question 23

What is the primary way agriculture leads to water pollution? (1 mark)

Question 24

What is the primary way agriculture leads to water pollution? (1 mark)

Question 25

Which component of air pollution directly contributes to acid rain formation?

Question 26

Which component of air pollution directly contributes to acid rain formation? (1 mark)

Question 27

Which component of air pollution directly contributes to acid rain formation? (1 mark)

Question 28

Which human activity MOST contributes to coral bleaching in marine ecosystems?

Question 29

Which human activity MOST contributes to coral bleaching in marine ecosystems? (1 mark)

Question 30

Which human activity MOST contributes to coral bleaching in marine ecosystems? (1 mark)

Question 31

Which human activity MOST contributes to coral bleaching in marine ecosystems? (1 mark)

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