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WorksheetsQuiz on Soil Erosion
Total questions: 15
Worksheet time: 8mins
What is soil erosion?
The wearing away of the top layer of soil
The process of planting trees
The increase of soil nutrients
The growth of new plants
What type of erosion occurs when rain washes soil downhill?
Water Erosion
Sheet Erosion
Gully Erosion
Wind Erosion
What is sheet erosion?
Soil carried away by wind
A thin, uniform layer of soil removed
Soil washed away by rivers
Deep channels cut into the land
What causes gully erosion?
Heavy rainfall
Plant roots
Deep channels or trenches
Strong winds
What is a major cause of soil erosion?
Deforestation
Planting trees
Using fertilizers
Building houses
How does overgrazing contribute to soil erosion?
By improving soil quality
By planting more grass
By exposing the soil
By increasing tree cover
What is one effect of soil erosion?
More trees
More fertile soil
Less land for farming
Increased crop yields
What does afforestation involve?
Planting new trees
Removing vegetation
Cutting down trees
Using chemical fertilizers
What is cover cropping?
Planting trees to prevent erosion
Planting quick-growing crops to protect soil
Removing all crops from the field
Using heavy machinery on fields
What is the purpose of terracing?
To remove weeds
To increase soil nutrients
To slow the flow of water
To plant more trees
What natural forces contribute to soil erosion?
Animals and insects
Wind and water
Sunlight and heat
Fertilizers and pesticides
What happens to crop yields due to soil erosion?
They increase significantly
They remain the same
They decrease
They double
What is one way to control soil erosion?
Overgrazing land
Ignoring the problem
Planting quick-growing crops
Cutting down more trees
What is the primary culprit of soil erosion?
Plant roots
Fast-moving water
Slow-moving water
Soil nutrients
What does the term 'nature's glue' refer to?
Water in the soil
The roots of plants
Fertilizers
Animal waste
