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Worksheet Solution: Water - Notes | Study Science for Class 2 - Class 2

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Question 1: Tick (✓) the correct choice.

(i) Water can be cleaned using a
(a) water filter
(b) water purifier
(c) both of these

Correct Answer is Option C.

Filtration is a physical process which involves passing water through filter media. Sand and ceramic are the most common filter media, although cloth and membranes can also be used.

(ii) This is not a container to store water.
(a) Bucket
(b) Tap
(c) Overhead tank

Correct Answer is Option B.

Water can be stored in a bucket or tank but not tap.

(iii) This is underground water.
(a) River
(b) Ocean
(c) Tube well

Correct Answer is Option C.

Groundwater is the water found underground in the cracks and spaces in soil, sand and rock.

Question 2: Fill in the blanks.

  • We should not waste water.
  • Leaking taps should be repaired at once.
  • We should drink clean water.

EduRev Tips:

  • Water is an extremely precious resource to life on Earth. We should not waste it.
  • To save water and avoid major problems the leaking taps should be repaired. 
  • Clean, fresh and safe water also helps in getting the body rid of all kinds of toxins.

Question 3: Write T for true statements and F for the false ones.

  • Water from natural sources have dirt, sand and germs in it. True
  • We have unlimited supply of usable water on the earth. False
  • All living things need water to live. True

EduRev Tips:

  • Water from natural sources has dirt, sand and germs in it that should be purified before using. 
  • While our planet as a whole may never run out of water, it's important to remember that clean freshwater is not always available where and when humans need it. Water is precious and needs to be saved. 
  • All living things need water to survive.


Question 4: Match the following.
Worksheet Solution: Water - Notes | Study Science for Class 2 - Class 2

Worksheet Solution: Water - Notes | Study Science for Class 2 - Class 2


Question 5: Answer the following questions.

(a) What is potable water?

Potable water, also known as drinking water, comes from surface and ground sources and is treated to levels that meet state and federal standards for consumption.

(b) What is the water that gets collected in the ponds, lakes and rivers called?

Surface water includes the lakes, reservoirs (human-made lakes), ponds, streams (of all sizes, from large rivers to small creeks), canals (human-made lakes and streams), and freshwater wetlands.

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