Science mock exam unit 5 at CEIP Dr. Conde Arruga (Madrid-Spain). year 6 students.

1. UNIT 5
EV
SCIENCE
Name: ……………..………………………………………………………………………………..……...............
Class: …………………………………………………..……….…….. Date: ……………..……….……………
1 What are natural resources? Write the names of five natural resources.
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2 What are the three reasons our activities alter ecosystems.
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3 What does over-exploiting natural resources mean?
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4 Look at the picture and list the
sources of pollution you see.
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5 Complete the table related to human actions that pollute ecosystems:
TYPE OF POLLUTION ACTIONS
Air pollution
© GRUPO ANAYA, S.A., Science 6.º Primary Education. Photocopiable Material.

2. Water pollution
Caused by insecticides, fertilizers, rubbish
and industrial wastes
Name: ………………………………………………………………...............………………………… EV 5
6 What does loss of biodiversity mean?
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7 The photograph shows a protected natural space.
a) What is a protected natural space?
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b) What is protected in these spaces?
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8 Match each action with the effect.
a. Forest cut down. 1. Air pollution.
b. Gasses from cars 2. Oil slick.
c. Oil spilled from ships. 3. Loss of natural spaces.
9 Describe three important steps humans must take in order to reduce pollution.
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© GRUPO ANAYA, S.A., Science 6.º Primary Education. Photocopiable Material.