1.In which way do humans have a negative impact on the environment?
A.burn fossil fuels
B.plant trees
C.recycle cans
D.reuse a paper bag
2.Earth's_____ are features that benefit people,like air,water,soil,minerals and oil.
A.boundaries
B.climate
C.natural resource
D.position
3.What is meant by conversation?
A.using resources without limit
B.not using resources even once
C.using natural resources only for a month
D.protecting,preserving and managing earth's resources
4. Which is not a way of conserving natural resources?
A.carpooling
B.growing a garden
C.leaving lights on in an empty room
D.repairing a leaking faucet
5.which of the following human activities damage our soil quality?
A.cutting too many trees
B.using cars in short distance travel
C.using dynamite in fishing
D.using too much soil fertilizer
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Answer:
1a
2b
3c
4a
5c
Explanation: