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Solved CBSE Class 7 Geography Chapter 5 Assertion and Reason Questions – Water. Here we (Net Explanations) working very hard to providing you with the Important Assertion Reason Questions for this Chapter.
Assertion and Reason Questions – Water
Q.1) There are two statements given below, marked as Assertions (A) and Reasons (R) . Read the statements and choose the correct option.
- Assertion (A): Water from the sea and ocean evaporates due to the sun’s heat and forms water vapour which eventually forms clouds.
- Reason (R) : When the clouds become heavy, it only comes down in the form of rain.
a.) Both are correct and R is the explanation of A.
b.) Only A is correct
c.) Both are incorrect
d.) Both are correct but R is not the explanation of A.
Answer: Only A is correct.
- Assertion (A): The process by which water changes its form and circulates in the oceans, land and atmosphere is called water cycle.
- Reason (R) : The water which existed hundreds of years ago still exists today because of the water cycle.
a.) Both are incorrect
b.) Both are correct and R is the explanation of A.
c.) Only A is correct
d.) Only R is correct.
Answer: Both are correct and R is the explanation of A.
- Assertion (A): The water in the oceans is salty because it contains large amounts of dissolved salts.
- Reason (R) : Most of our drinking water comes from oceans because oceans are the main source of water.
a.) Only R is correct
b.) Both A and R are correct but R is not the explanation of A.
c) Only A is correct
d.) Both are incorrect.
Answer: Only A is correct.
- Assertion (A): Water is very essential for the survival of human beings and so we get 97% of the water from the oceans for consumption.
- Reason (R) : Water from the oceans can be very deadly as it contains huge amounts of dissolved salt in it.
a.) Only A is correct and R is the explanation of A.
b.) Only R is correct
c.) Both are incorrect
d.) Both are correct and R is the explanation of A.
Answer: Only R is correct.
- Assertion (A) : When the wind blows at a high speed during storms in the oceans, they form huge waves which causes tremendous destruction.
- Reason (R) : Waves are formed when the water in the oceans rises and comes down alternatively.
a.) Only R is correct
b.) Both are correct and R is the explanation of A.
c.) Only A is correct
d.) Both are incorrect.
Answer: Both are correct and R is the explanation of A.
- Assertion (A) : The continuous movement of the water in the ocean can be classified as waves, tides and ocean currents.
- Reason (R) : Waves are the movement of water in the ocean due to the gravitational force of the Moon.
a.) Only R is correct.
b.) Both are correct but R is not the explanation of A.
c.) Only A is correct
d.) Both are incorrect.
Answer: Only A is correct.
- Assertion (A) : The rhythmic rise and fall of ocean water twice in a day is called a tide.
- Reason (R) : When the water covers much of the shore by rising to its highest level is called high tide whereas when the water falls to its lowest level it is called low tide.
a.) Only R is correct
b.) Both are incorrect
c.) Both are correct and R is the explanation of A.
d.) Only A is correct.
Answer: Both are correct and R is the explanation of A.
- Assertion (A) : Tides are higher during the full moon or new moon because the sun, the moon and the earth are on the same line on that day.
- Reason (R) : The strong gravitational pull of the Sun causes the high tides .
a.) Only A is correct
b.) Both are correct but R is not the explanation of A.
c.) Only R is correct
d.) Both are incorrect.
Answer: Only A is correct.
- Assertion (A) : Ocean currents are streams of water flowing constantly on the ocean surface in definite directions.
- Reason (R) : Ocean currents are quite helpful for navigation and help fishermen to get a plentiful catch.
a.) Only A is correct
b.) Both are correct but R is not the explanation of A.
c.) Only R is correct
d.) Both are incorrect.
Answer: Only A is correct.
- Assertion (A) : Ocean currents are warm as well as cold currents which also influence the temperature of the area.
- Reason (R) : Warm ocean currents originate near the equator and move towards the pole while the cold currents carry water from polar or higher latitude to tropical or ;lower latitude.
a.) Only A is correct
b.) Both are correct and R is the explanation of A.
c.) Both are incorrect
d.) Only R is correct.
Answer: Both are correct and R is the explanation of A.
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