CBSE Class 3  >  Class 3 Notes  >  EVS : The World around us (Our Wondrous World)  >  Unit Test: Water- A Precious Gift

Unit Test: Water- A Precious Gift

Time: 1 Hour
M.M.: 20

Attempt all questions.

  • Question numbers 1 to 5 carry 1 mark each.
  • Question numbers 6 to 8 carry 2 marks each.
  • Question numbers 9 to 11 carry 3 marks each.

Q1: The main source of fresh water on Earth is (1 Mark)
(i) rivers
(ii) rainfall
(iii) sea
(iv) taps

Q2: Water is stored in different ways such as (1 Mark)
(i) ponds, lakes and tanks
(ii) buckets only
(iii) glasses
(iv) toys

Q3: We must keep water (1 Mark)
(i) dirty
(ii) clean
(iii) wasted
(iv) hidden

Q4: Every household stores water for (1 Mark)
(i) playing only
(ii) daily use
(iii) throwing away
(iv) selling

Q5: We face problems with water related to (1 Mark)
(i) quality and quantity
(ii) colour only
(iii) taste only
(iv) smell only

Q6: Name any two natural places where rainwater is collected and stored. (2 Marks)

Q7: Why is water called a precious gift? (2 Marks)

Q8: What happens to rainwater after it falls on the ground? Write any two points. (2 Marks)

Q9: How does rainwater reach our homes? (3 Marks)

Q10: Explain why we must save water. (3 Marks)

Q11: Write any three ways to save water at home. (3 Marks)

​You can find the solutions of this Unit Test here: Unit Test (Solutions): Water- A Precious Gift

The document Unit Test: Water- A Precious Gift is a part of the Class 3 Course EVS Class 3: The World around us (Our Wondrous World).
All you need of Class 3 at this link: Class 3

FAQs on Unit Test: Water- A Precious Gift

1. Why is water considered a precious gift?
Ans. Water is considered a precious gift because it is essential for all forms of life. It supports ecosystems, provides hydration, and is necessary for drinking, cooking, and sanitation. Without water, survival is impossible, making it one of the most valuable resources on Earth.
2. What are the different uses of water in our daily lives?
Ans. Water has various uses in our daily lives, including drinking, cooking, bathing, cleaning, and gardening. It is also used in agriculture for irrigation, in industries for production processes, and in generating electricity through hydroelectric power.
3. How does water support plant life?
Ans. Water supports plant life by providing the necessary hydration for growth and photosynthesis. It helps transport nutrients from the soil to the plant cells and is a crucial part of the chemical reactions that occur during photosynthesis, where plants convert sunlight into energy.
4. What can individuals do to conserve water?
Ans. Individuals can conserve water by adopting simple practices such as fixing leaks, using water-saving fixtures, taking shorter showers, collecting rainwater, and only watering plants when necessary. Education on water conservation can significantly reduce water wastage.
5. What is the impact of water scarcity?
Ans. Water scarcity can lead to severe consequences such as droughts, food shortages, and health issues due to lack of clean water for drinking and sanitation. It affects agriculture, disrupts ecosystems, and can lead to conflicts over water resources, making it a critical global issue.
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