WATER ,SOIL POLLUTION UNIT 2

What is the primary source of water pollution?

• Industrial waste
• Agricultural runoff
• Household waste
• All of the above

What is the main reason for soil pollution?

• Industrial waste
• Pesticides and fertilizers
• Landfills
• All of the above

What is the most significant effect of water pollution?

• Harm to aquatic life
• Increase in oxygen levels
• Increase in plant growth
• None of the above

What is the primary cause of soil erosion?

• Overgrazing
• Deforestation
• Agricultural activities
• All of the above

What is the most significant effect of soil pollution?

• Loss of soil fertility
• Increased crop yield
• Increased plant growth
• None of the above

Which of the following is a natural source of water pollution?

• Runoff from agricultural land
• Oil spills
• Eutrophication
• None of the above

Which of the following is an example of non-point source pollution?

• Factory waste
• Agricultural runoff
• Sewage treatment plant discharge
• None of the above

Which of the following is a primary prevention method for soil pollution?

• Bioremediation
• Soil conservation
• Phytoremediation
• None of the above

What is the primary cause of eutrophication?

• Agricultural runoff
• Industrial waste
• Oil spills
• None of the above

Which of the following is a secondary prevention method for water pollution?

• Source reduction
• Recycling
• Bioremediation
• None of the above