NAME: ...............................................
REVIEW SHEET1 YEAR 9
Q.1 Write in brief about the following keywords.
a. Natural resource
b. Finite resource
c. Renewable resource
d. Groundwater
e. Aquifer
f. Water stress
g. Reservoir
h. Fossil water
2. Answer the following questions (Chapter 2.1).
a. Below is the list of resources (human and/or natural). Which of them is/are natural
resource/s? Once you identify them, then give at least one example how we use it/them.
i. air
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ii. paper
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iii. rock
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iv. rain
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v. the ocean
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vi. glass
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vii. rainforest
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viii chocolate
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b. i. Write two points of difference between renewable and non-renewable resources.
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ii. See below a list of resources, mention whether them each whether a renewable resource
or non- renewable resource.
Wind ……………………………………………
Coal ……………………………………………
Gold ……………………………………………
Rain ……………………………………………
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c. Study the following image and answer the following question.
"Explain how recycling scrap metal, as shown in the image, can help reduce environmental
impacts and support sustainable resource use."
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3. Answer the following questions (Chapter 2.2)
a. What is the difference between salt water and fresh water?
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b. Study the images below and answer how nature turns salt water from the ocean into
fresh water that we humans can drink.
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c.
i. What is the difference between groundwater and acquifer?
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ii. What difficulties might there be in getting water from an acquifer? Suggest two.
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d. Most of the fresh water humans use for drinking. True or false? If false, write sentences
to correct this statement.
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e. Study the map given below and answer the following questions.
i. What is water stress?
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ii. Give two reasons why water stress is increasing.
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iii. Name four countries:
That may suffer extremely high water stress by 2040.
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That can expect only low water stress by 2040.
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f. ‘Water water everywhere but not a drop to drink’. Justify this statement with specific facts
and figures.
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4. Answer the following questions (Chapter 2.3).
a. Study the following image and answer the following questions:
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a. What is an aquifer?
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b. What and where is the Ogallala? Give a full answer
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c. Name any four states that share the Ogallala.
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d. Why is the Ogallala so important to farmers?
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e. Study the image below and answer the following questions.
i. What are those dark clouds made of? And why did they form?
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f. Study the image given below and answer what differences might you expect to see, if you
were to visit the place in C in 50 years’s time?
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