CBSE Questions for Class 7 Chemistry Water A Precious Resource Quiz 5 - MCQExams.com

Which one of the following is not responsible for water shortage?
  • Rapid growth of industries.
  • Increasing population.
  • Heavy rainfall.
  • Mismanagement of water resources.
The water fit for drinking is called
  • Portable water
  • Portrayable water
  • Potable water
  • None of these.
Oceans and seas cover ______ of the earth
  • Half
  • One third
  • Two third
  • Three fourth
The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene is a minimum of  __________ per person per day.
  • 200 litres
  • 150 litres
  • 100 millilitres
  • 50 litres
Mark True if the statement is true and False if it is false:
Rain is the ultimate source of water.
  • True
  • False
What is the water cycle?
  • The process of water passing out from the surface of leaves of a plant.
  • Water falling from clouds in the form of rain, freezing rain, sleet, snow, or hail.
  • Movement of water from the atmosphere to the earth and then back to atmosphere.
  • None of the above
The water is supplied through a network of pipes. Are these types of water supply systems present in all parts of the country?

  • Yes
  • No
  • Both (A) and (B)
  • None of the Above
 Liquid water is present in oceans, lakes, rivers, and even underground.
  • True
  • False
Which of the following is the purest form of natural water?
  • River water
  • Filtered water
  • Rain water
  • Mineral water
Observe the above water cycle. The water cycle differs from other cycles in that it occurs primarily due to physical processes, not chemical processes. Observe the figure and the following statements and put the events in the correct sequence.
A. Precipitation exceeds evaporation and transpiration over land, runoff, and groundwater balance the net flow of water vapor to land.
B. Solar energy results in evaporation from the oceans
C. Over the oceans, evaporation exceeds precipitation, the excess water vapor is moved onto land by winds. 
D. Water vapor rises, cools, and falls as precipitation.

221982.png
  • $$A > B > C > D$$
  • $$B > D > A > C$$
  • $$C > D > A > B$$
  • $$D > B > A > C$$
0:0:1


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Class 7 Chemistry Quiz Questions and Answers