Importance of Water Quiz - CBSE Class 6 Science

Free practice quiz: Importance of Water (CBSE Class 6 Science). 20 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. Why is water essential for living organisms?

   1. It helps to cook food
   2. It provides energy
   3. It is required for metabolic processes
   4. It is used for cleaning
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   Answer: C. It is required for metabolic processes

   Water is essential for metabolic processes such as digestion and cellular respiration, making it critical for all life forms.

2. What is the primary source of water on Earth?

   1. Rivers
   2. Oceans
   3. Lakes
   4. Groundwater
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   Answer: B. Oceans

   The primary source of water on Earth is the oceans, which cover about 71% of the planet's surface.

3. If 1 liter of water weighs 1 kilogram, how much would 5 liters of water weigh?

   1. 2 kg
   2. 3 kg
   3. 4 kg
   4. 5 kg
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   Answer: D. 5 kg

   Since 1 liter of water weighs 1 kilogram, 5 liters would weigh 5 kilograms.

4. Why is it important to conserve water resources?

   1. To increase pollution
   2. To prepare for droughts
   3. To decrease prices
   4. To waste more water
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   Answer: B. To prepare for droughts

   Conserving water resources is essential to prepare for droughts and ensure a sustainable water supply for the future.

5. How does climate change affect water availability?

   1. It increases snowfall
   2. It leads to more droughts
   3. It has no effect
   4. It reduces evaporation
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   Answer: B. It leads to more droughts

   Climate change can lead to more frequent and severe droughts, diminishing water availability in various regions.

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