Class 4 Exam  >  Class 4 Notes  >  Social Studies for Class 4  >  Worksheet: Water Resources - 1

Water Resources - 1 Class 4 Worksheet SST

Q1: Complete the sentences.

(i) Agriculture is not possible without _____________.

(ii) Oceans are the largest source of __________________.

(iii) Water is the most __________________ resource.

(iv) Water taken out of wells, hand pumps or tube wells is the ______________ water.

(v) Surface water is the water available from rivers,_______________.

(vi) Rainwater soaks into the ground and fills _________.
Water Resources - 1 Class 4 Worksheet SST

(vii) Boiling water removes the _________.

(viii) Boiling water changes it into _________.

(ix) We need more water in summer because we _________.

(x) Plants take in water from the _________.
Water Resources - 1 Class 4 Worksheet SST

Q2: True or False.

(i) We waste water when we allow water to run when we brush our teeth.

(ii) Water is as important to us as the air.

(iii) Major part of our body weight is water.

(iv) Agriculture is possible without water.

(v) Water will never exhaust. (used up).
Water Resources - 1 Class 4 Worksheet SST

Q3: Tick the correct word.

(i) Distribution of water is_____________(even, uneven)

(ii) Water is polluted by_____________. ( fish, rain, untreated sewer water)

(iii) Rain harvesting is____________( collection of water from the rain)

(iv) Water in clouds come from_____________(underground, surface and ocean water)

(v) Floods can be controlled to some degree by _____________(forestation, cutting trees)
Water Resources - 1 Class 4 Worksheet SST

Q4: Multiple Choice Questions (MCQs).

(i) The three forms in which water is found are -
(a) 
solid, liquid, water
(b) solid, ice, water
(c) steam, ice, gas
(d) ice, water, steam

(ii) What will happen to the ice if it is left out?
(a) 
The ice melts to form water.
(b) The ice freezes to form water.
(c) The water freezes to form ice.
(d) The water melts to form ice.

(iii) What is filter used for?
(a)
It removes dirt from water.
(b) It makes the water warm.
(c) It cools water.
(d) It makes water salty.

(iv) The Sun heats up water in the ponds and changes it into -
(a)
ice
(b) steam
(c) water
(d) water vapour
Water Resources - 1 Class 4 Worksheet SST

Q5: Answer the following questions.

(i) How surface water resource is different from the underground water resource?

(ii) What is the meaning of water resources?
Water Resources - 1 Class 4 Worksheet SST


You can find Worksheets Solutions here: Worksheet Solutions: Water Resources - 1  

The document Water Resources - 1 Class 4 Worksheet SST is a part of the Class 4 Course Social Studies for Class 4.
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FAQs on Water Resources - 1 Class 4 Worksheet SST

1. What are the main sources of water resources?
Ans. The main sources of water resources include surface water such as rivers, lakes, and reservoirs, as well as groundwater found in underground aquifers.
2. How does water pollution affect water resources?
Ans. Water pollution can have detrimental effects on water resources by contaminating the water with harmful substances, making it unsafe for consumption and damaging aquatic ecosystems.
3. What are the consequences of over-extraction of water resources?
Ans. Over-extraction of water resources can lead to a variety of consequences such as depletion of groundwater levels, land subsidence, reduced streamflow, and ecological imbalance in aquatic habitats.
4. How can we conserve water resources at home?
Ans. There are several ways to conserve water resources at home, including fixing leaks, using water-efficient appliances, taking shorter showers, and collecting rainwater for outdoor use.
5. What are the major challenges in managing water resources?
Ans. Some major challenges in managing water resources include population growth, climate change, pollution control, equitable distribution, and sustainable use of water for agriculture, industry, and domestic purposes.
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