Pollution and Its Effects Quiz - CBSE Class 5 Social Science

Free practice quiz: Pollution and Its Effects (CBSE Class 5 Social Science). 19 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. What is air pollution?

   1. Contamination of water bodies
   2. Contamination of air by harmful substances
   3. Contamination of soil
   4. Contamination of living organisms
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   Answer: B. Contamination of air by harmful substances

   Air pollution refers to the presence of harmful substances in the air that are dangerous to health.

2. What is noise pollution?

   1. Sound that is pleasing
   2. Sound at low levels
   3. Unwanted or harmful sounds
   4. Musical sounds
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   Answer: C. Unwanted or harmful sounds

   Noise pollution consists of unwanted or harmful sounds that can disrupt the environment and cause health problems.

3. Which type of acid is largely responsible for acid rain?

   1. Hydrochloric acid
   2. Sulfuric acid
   3. Acetic acid
   4. Citric acid
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   Answer: B. Sulfuric acid

   Sulfuric acid forms in the atmosphere from sulfur dioxide emissions, contributing to acid rain.

4. Which of the following is a consequence of light pollution?

   1. Improved night vision
   2. Harm to ecosystems
   3. Increased CO2 levels
   4. Clear night skies
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   Answer: B. Harm to ecosystems

   Light pollution disrupts nocturnal wildlife, alters behaviors, and harms ecosystems by interfering with natural light cycles.

5. How does recycling benefit the environment?

   1. Increases energy consumption
   2. Reduces waste and pollution
   3. Creates more landfill sites
   4. Uses more natural resources
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   Answer: B. Reduces waste and pollution

   Recycling converts waste into reusable material, helping to conserve resources, reduce waste, and decrease pollution.

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