Class 7 Science Chapter 16 MCQ (Multiple Choice Questions) of Water: A Precious Resource with answers and explanation of each question updated for academic session 2022-2023. All the questions are useful for school test, terminal test, or final exams. Class 7 Science chapter 16 MCQ contains the questions covering all the topics of NCERT textbook. These MCQ Online test is helpful to revise the complete chapter in the format of tests.
Class 7 Science Chapter 16 MCQ for 2022-2023
| Class: 7 | Science |
| Chapter: 16 | Water: A Precious Resource |
| Contents: | MCQ Online Test with Answers and Explanation |
MCQ Tests with Answers for Class 7 Science Chapter 16
Q1
Which of the following does not show water shortage?
[A]. Taps running dry
[B]. Long queues for getting water
[C]. Marches and protects for demand of water
[D]. A family gets three buckets of water per person per day
Q2
Seas and oceans are full of water on earth. However, a very small percentage of water present on earth is available for us. This percentage is roughly:
[A]. 0.006%
[B]. 0.06%
[C]. 0.6%
[D]. 6%
Q3
Consider the following statements and choose the incorrect one:
[A]. The saline water of seas and oceans is not fit for human consumption.
[B]. The water which is fit for use by human beings is called fresh water.
[C]. The readily available fresh water for use by human beings is only is 0.014% of all the fresh water present on the earth.
[D]. None of the above
Q4
Read the following sentences carefully, and choose the correct one:
[A]. The highly salty sea water can be made fit for human use but it is very, very expensive to do so.
[B]. For millions of years of fresh water supply on land has been maintained by the water cycle.
[C]. The trees and plants suck ground water through their roots.
[D]. All the above
Q5
Sanjeev is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?
[A]. Condensation of water vapor forms clouds.
[B]. The trees and plants put some of this water into air as water vapor by the process of transpiration.
[C]. The process of seeping of water into the ground is called infiltration.
[D]. None of the above
Q6
Which of the following is a way to use water economically?
[A]. Construction of bawris
[B]. Rain water harvesting
[C]. Drip irrigation
[D]. Infiltration
Q7
Some of the causes for the shortage of water are:
[A]. Day by day increasing population
[B]. Growing irrigation requirement of agriculture
[C]. Rapid growth of industries
[D]. All the above
Q8
On which of the following day is “World Water Day” observed?
[A]. 22 March
[B]. 14 November
[C]. 2 October
[D]. 21 December
Q9
Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?
[A]. A rock which allows water to pass through it is called a permeable rock.
[B]. Rock which does not allow water to pass through it is called an impermeable rock.
[C]. Upper level of water under the ground which occupies all the spaces in the soil and rocks, is called water table.
[D]. All the above
Q10
The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene per person per day.
[A]. 5 L
[B]. 15 L
[C]. 30 L
[D]. 50 L
Q11
[A]. Counting of drops of any liquid
[B]. Counting of water drops
[C]. Importance of water
[D]. Importance of counting
Q12
Read the following sentences carefully, and choose the correct one:
[A]. The main source of groundwater is the rain.
[B]. The water found below the water table is called groundwater.
[C]. The underground layer of soil and permeable rocks in which water collects under the ground is called an aquifer.
[D]. All the above
Q13
Water cycle does not involve which of the following?
[A]. Evaporation
[B]. Condensation
[C]. Formation of clouds
[D]. Rainwater harvesting
Q14
In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?
[A]. Depletion means reduction or lowering the amount of something.
[B]. We draw groundwater for our use with the help of wells, tube wells, and hand pumps.
[C]. When it rains, the rain water seeps into the ground and the groundwater is recharged.
[D]. None of the above
Q15
Which of the following is not responsible for water shortage?
[A]. Rapid growth of industries
[B]. Increasing population
[C]. Heavy rainfall
[D]. Mismanagement of water resources
Q16
The water bearing layer of the earth is called:
[A]. Conifer
[B]. Hydrosphere
[C]. Aquifer
[D]. Water table
Q17
Water which falls from the clouds as rain or snow is called:
[A]. Condensation
[B]. Precipitation
[C]. Infiltration
[D]. Transpiration
Q18
Which of the following statement is or are incorrect?
[A]. A huge amount of water is required for the construction work.
[B]. The increasing population needs more and more water for its day-to-day activities.
[C]. At the time of scanty rainfall much more ground water is drawn out by the people for various purposes.
[D]. If there are less number of trees and plants in the forest, more rain water will seep into the ground.
Q19
Check-dams were built on the river “Rukmavati” and its tributaries in Gujarat mainly to
[A]. Generate hydropower
[B]. Grow paddy crop
[C]. Provided water to wild animals
[D]. Recharge ground water
Q20
What percentage of the earth’s surface is covered with water?
[A]. About 51 percent
[B]. About 21 percent
[C]. About 71 percent
[D]. About 81 percent
Q21
Which of the following does not deplete the water table at a place?
[A]. Increasing number of tube-wells
[B]. Increasing deforestation
[C]. Scanty rainfall
[D]. Increasing snowfall
Q22
Some of the factors which affect the water table at a place and make it go down are:
[A]. Increase in population
[B]. Industrial and agriculture activities
[C]. Decreases in the effective area for seepage of rainwater.
[D]. All the above
Q23
In the last year board examination, Ankush were asked a question where he had to choose the statement which was/were correct? Reason for depletion of water table are:
[A]. Due to increasing population we are consuming more groundwater but we are allowing less rainwater to seep into the ground.
[B]. In the times of erratic rainfall or scanty rainfall, the farmers have to use groundwater for the irrigation of their crops.
[C]. As the population is increasing the demand for various industrial goods is increasing and the number of industries is also increasing.
[D]. All the above
Q24
It may be possible that we are living in an area where there is sufficient rainfall and yet there is shortage of water, because of:
[A]. Mismanagement of rainwater.
[B]. Mismanagement of water at the individual level.
[C]. Mismanagement of water-by-water supply department.
[D]. All the above
Q25
Some of the effects of scarcity of water on plants are:
[A]. Shortage of food
[B]. Shortage of oxygen for breathing
[C]. Lesser rainfall
[D]. All the above
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