Food chains and food webs in the environment Practice exercise 2

Question 1

Consider this food chain: Maize → Rat → Owl.Which organism is the secondary consumer?

Question 2

The image below shows a food chain. Which organism is the secondary consumer? (1 mark)

Question 3

The image below shows a food chain. Which organism is the secondary consumer? (1 mark)

Question 4

The image below shows a food chain. Which organism is the secondary consumer? (1 mark)

Question 5

In this food web: Grass → Zebra/Gazelle → Lion (with Vulture feeding on remains).Which organism is at the top of the chain?

Question 6

In this food web, Which organism is at the top of the chain? (1 mark)

Question 7

In this food web, Which organism is at the top of the chain? (1 mark)

Question 8

What would most likely happen if all the grass in a food web was destroyed?

Question 9

What would most likely happen if all the grass in a food web was destroyed? (1 mark)

Question 10

What would most likely happen if all the grass in a food web was destroyed? (1 mark)

Question 11

Which of the following best describes a food web?

Question 12

Which of the following best describes a food web? (1 mark)

Question 13

Which of the following best describes a food web? (1 mark)

Question 14

Which of the following is always the producer in a food chain?

Question 15

Which of the following is always the producer in a food chain? (1 mark)

Question 16

Which of the following is always the producer in a food chain? (1 mark)

Question 17

In the food web shown below, which organism is the quaternary consumer?

Question 18

In the food web shown below, which organism is the quaternary consumer? (1 mark)

Question 19

In the food web shown below, which organism is the quaternary consumer? (1 mark)

Question 20

Which of the following best explains why the removal of snakes from a food web can increase the population of grasshoppers?

Question 21

Which of the following best explains why the removal of snakes from a food web can increase the population of grasshoppers? (1 mark)

Question 22

Which of the following best explains why the removal of snakes from a food web can increase the population of grasshoppers? (1 mark)

Question 23

Which of the following is the main reason why vultures are important in food webs?

Question 24

Which of the following is the main reason why vultures are important in food webs? (1 mark)

Question 25

Which of the following is the main reason why vultures are important in food webs? (1 mark)

Question 26

Which organism in most Kenyan food webs can act both as a primary consumer and as a secondary consumer depending on its diet?

Question 27

Which organism in most Kenyan food webs can act both as a primary consumer and as a secondary consumer depending on its diet? (1 mark)

Question 28

Which organism in most Kenyan food webs can act both as a primary consumer and as a secondary consumer depending on its diet? (1 mark)

Question 29

Why does the disappearance of spiders from a food web often lead to an increase in insect populations?

Question 30

Why does the disappearance of spiders from a food web often lead to an increase in insect populations? (1 mark)

Question 31

Why does the disappearance of spiders from a food web often lead to an increase in insect populations? (1 mark)

Quiz Questions (31 questions)