Categorising fruits and seeds based on their mode of dispersal practice exercise 1

Course: Grade 9 Integrated Science - Living things and their environment - Reproduction in plants

Quiz Questions (22 questions)

Question 1

Explain why it is important for plants to use more than one method of seed dispersal in an ecosystem. (2 marks)

Question 2

Explain why it is important for plants to use more than one method of seed dispersal in an ecosystem. (2 marks)

Question 3

Look at the seed in the image below. Name the method of dispersal. (1 mark)

Question 4

Look at the seed in the image below. Name the method of dispersal. (1 mark)

Question 5

Name one fruit that is dispersed by water. (1 mark)

Question 6

Name one fruit that is dispersed by water. (1 mark)

Question 7

The fruit in the image below has hooks. Name the method of dispersal. (1 mark)

Question 8

The fruit in the image below has hooks. Name the method of dispersal. (1 mark)

Question 9

Observe the seed in the image below. Apart from its method of dispersal, explain two challenges this seed might face in reaching suitable soil for germination. (2 marks)

Question 10

Observe the seed in the image below. Apart from its method of dispersal, explain two challenges this seed might face in reaching suitable soil for germination. (2 marks)

Question 11

Compare the efficiency of water dispersal in coconuts with wind dispersal in jacaranda seeds. (2 marks)

Question 12

Compare the efficiency of water dispersal in coconuts with wind dispersal in jacaranda seeds. (2 marks)

Question 13

Name 3 methods of seed dispersal. (1 mark)

Question 14

Name 3 methods of seed dispersal. (1 mark)

Question 15

Name one seed that is dispersed by wind. (1 mark)

Question 16

Name one seed that is dispersed by wind. (1 mark)

Question 17

Some fruits, such as mangoes, have both sweet flesh and large seeds. Discuss how this combination affects their dispersal success. (2 marks)

Question 18

Some fruits, such as mangoes, have both sweet flesh and large seeds. Discuss how this combination affects their dispersal success. (2 marks)

Question 19

Some fruits, such as mangoes, have both sweet flesh and large seeds. Discuss how this combination affects their dispersal success. (2 marks)

Question 20

Why do plants like black jack and burr have a higher chance of long-distance dispersal compared to beans? (1 mark)

Question 21

Why do plants like black jack and burr have a higher chance of long-distance dispersal compared to beans? (1 mark)

Question 22

Why do plants like black jack and burr have a higher chance of long-distance dispersal compared to beans? (1 mark)

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