Cambridge IELTS 13: Academic Reading Test 4: Saving the soil

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Questions 14-17

Complete the summary below. Write ONE WORD ONLY from the passage for each answer.

Why soil degradation could be a disaster for humans
Healthy soil contains a large variety of bacteria and other microorganisms, as well as plant remains and (14)………………….., It provides us with food and also with antibiotics, and its function in storing (15)…………………………..has a significant effect on the climate. In addition, it prevents damage to property and infrastructure because it holds (16)…………………………..

If these microorganisms are lost, soil may lose its special properties. The main factor contributing to soil degradation is the (17)…………………………carried out by humans.

Question 14 *

1 point

Question 15 *

1 point

Question 16 *

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Question 17 *

1 point

Questions 18-21

Complete each sentence with the correct ending, A-F below. Write the correct letter. A-F. in boxes 18-21 on your answer sheet.

18 Nutrients contained in the unused parts of harvested crops
19 Synthetic fertilisers produced with the Haber-Bosch process
20 Addition of a mixture developed by Pius Floris to the soil
21 The idea of zero net soil degradation

A may improve the number and quality of plants growing there.
B may contain data from up to nine countries.
C may not be put back into the soil.
D may help governments to be more aware of soil-related issues.
E may cause damage to different aspects of the environment.
F may be better for use at a global level.

Question 18 *

1 point

Question 19 *

1 point

Question 20 *

1 point

Question 21 *

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Question 22 *

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Question 23 *

1 point

Questions 22-26

Reading Passage 2 has seven paragraphs, A-G. Which section contains the following information?
NB You may use any letter more than once.

22 a reference to one person’s motivation for a soil-improvement project
23 an explanation of how soil stayed healthy before the development of farming
24 examples of different ways of collecting information on soil degradation
25 a suggestion for a way of keeping some types of soil safe in the near future
26 a reason why it is difficult to provide an overview of soil degradation

Question 22 *

1 point

Question 23 *

1 point

Question 24 *

1 point

Question 25 *

1 point

Question 26 *

1 point

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