English

On which of the following day is World Water Day observed? - Science

Advertisements
Advertisements

Question

On which of the following day is World Water Day observed?

Options

  • 22 March

  • 14 November

  • 2 October

  • 21 December

MCQ
Advertisements

Solution

22 March

Explanation:

World Water Day is observed on 22nd March every year. This day is dedicated to raising awareness about the importance of freshwater and advocating for the sustainable management of water resources.

shaalaa.com
  Is there an error in this question or solution?
Chapter 16: Water : A Precious Resource - MULTIPLE CHOICE QUESTIONS [Page 85]

APPEARS IN

NCERT Exemplar Science [English] Class 7
Chapter 16 Water : A Precious Resource
MULTIPLE CHOICE QUESTIONS | Q 6. | Page 85

RELATED QUESTIONS

Name the gas produced when steam is passed over hot coke.


Give the molecular formula of water ?


Give one word for the following statement :

The change of states of water from one form to another .


Two gases found dissolved in natural water are


Give balanced chemical equations to show the reaction between Magnesium and water.


Explain why rivers and lakes do not freeze easily.


What is the importance of dissolved impurities in water?


Name the solute, solvent & solution in the statement – ‘sodium chloride dissolves in water to give sodium chloride solution’. Define each of the terms in italics.


Give the influence of pressure.


Give a reason for the following:

Efflorescence is minimum during humid conditions.


Give a reason for the following:

A crusty ‘boiler scale’ is formed in boilers, when hard water is used.


Pour water from the ice tray into a kettle. Ask an elder at your home to heat the kettle and observe the mouth of the kettle when the water starts boiling.
What do you see?


Unscramble the words and fill in the blanks.

  • ondencsaonti ______
  • vaeionorpat ______
  • ecippitatrino ______

Water levels in rivers increase greatly during ______.


Nitrogen is used for the treatment of drinking water.


From where do the following usually get water? In which form is water present in them?

Aquifer


From where do the following usually get water? In which form is water present in them?

Animals


In a filtration, plant water is filtered using layers of


Why is there a need for conserving water? Give two reasons.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×