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Science
5th
grade
Grade 5 Soil Erosion and Conservation- Pre Test 5F
10 questions
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- 1. Multiple Choice
The process of water or wind carrying away top loose soil is called ____________
Flowing away
Blowing away
erosion
conservation
- 2. Multiple Choice
Soil conservation done on hill slopes _____________
Ploughing
terracing
Erosion
All of the above
- 3. Multiple Choice
Cutting down of trees____________________
Afforestation
forestation
Deforestation
conservation
- 4. Multiple Choice
Human activities that increase soil erosion include
mining
overgrazing by cattle
afforestation
Both mining and overgrazing by cattle
- 5. Multiple Choice
A wall or fence of earth or stone built to prevent a river flooding an area is known as
barrier
step farming
Dam
Embankment
- 6. Multiple Choice
Soil is mostly conserved by _______
afforestation
deforestation
making dams
overgrazing
- 7. Multiple Choice
The Hwang Ho river which changes its course every year is in _________
Holland
China
India
Sri Lanka
- 8. Multiple Choice
Plants and trees hold soil together with the help of their
Leaves
Stem
Roots
None of the above
- 9. Multiple Choice
Farmers grow crops like grass and creepers after a harvest and before raising the next crop. These are known as ____________
healthy crops
back-up crops
cover crops
Substitute crops
- 10. Multiple Choice
River Hwang Ho is also known as __________________.
Blessing of China
Sorrow of China
Happiness of China
Wealth of China
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