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NCERT Solutions for Class 7 Science Chapter 16 Water A Precious Resource: Solution for Class 7th Water A precious Resource is part of NCERT Solutions for Class 7 Science. Water is a precious resource, and using it carefully is an important thing. What is groundwater? What are the causes of the depletion of the water table? These questions are answered with the help of NCERT solutions for Class 7 Science chapter 16 Water A Precious Resource. Topics like how much water is available for use on earth, what the amount of rainfall is in different regions of India, how water scarcity affects plants, etc. are discussed in the chapter. The NCERT solutions for Class 7 Science Chapter 16 Water A Precious Resource help in the preparation of exams.
For Class 7 students who are following the NCERT syllabus, the NCERT Solutions for all the subjects help in their studies. NCERT Solutions for Class 7 Science Chapter 16 Water A Precious Resource gives an explanation to nine exercise questions. Students are recommended to go through NCERT Solutions for Class 7 to score high marks in their examination. Water A Precious Resource Class 7 Solutions provides answers to each question in the NCERT textbook. Continue reading to go through the questions and answers given in NCERT Solutions for Class 7 Science Chapter 16.
1. Mark ‘T’ if the statement is true and ‘F’ if it is false:
Answer:
(a) True
(b) False
(c) False
(d) True
2. Explain how groundwater is recharged?
Answer:
The rainwater and water from water bodies get accumulated in the aquifer deep underground. Then there are some rocks which prevent further sinking of water.
In this way, groundwater is recharged.
Answer:
If they will draw water from the ground more than the rechargeable amount for the long term then the water table will go down.
4. You have been asked to maintain a garden. How will you minimise the use of water?
Answer:
Drip irrigation method will be very efficient in this case as water is required in good quantity for the plants.
So we can save a lot of water by this method.
5. Explain the factors responsible for the depletion of water table.
Answer:
The main factors responsible for the depletion of the water table are:-
(i) Increasing population so higher consumption.
(ii) Increasing industries
(iii) Agricultural activities
6. Fill in the blanks with the appropriate answers:
Answer:
(a) tube wells and hand pumps
(b) ice, water and vapour
(c) aquifer
(d) infiltration
7. Which one of the following is not responsible for water shortage?
(i) Rapid growth of industries
(ii) Increasing population
(iii) Heavy rainfall
(iv) Mismanagement of water resources
Answer:
Heavy rainfall cannot be responsible for water shortage. Instead if stored properly it can increase the groundwater level.
8. Choose the correct option. The total water
(i) in the lakes and rivers of the world remains constant.
(ii) under the ground remains constant.
(iii) in the seas and oceans of the world remains constant.
(iv) of the world remains constant.
Answer:
The total water of the world remains constant.
9. Make a sketch showing groundwater and water table. Label it.
Answer:
The required sketch is shown below:-
The solution for Class 7th Science Chapter 16 consists of a total of nine questions, which include true/false, fill-in-the-blanks, and short theoretical-type questions. These solutions have been prepared by experts at Careers360 in a systematic and easy-to-understand manner. Students can download the Class 7 Science Ch 16 question answer in PDF format and use them offline, anytime and anywhere. Chapter 16 Science Class 7th solutions are reliable and accurate, helping students to understand the concepts thoroughly and perform better in their exams.
Chapter 1 | Nutrition in Plants |
Chapter 2 | Nutrition in Animals |
Chapter 3 | Fibre to Fabric |
Chapter 4 | Heat |
Chapter 5 | Acids, Bases and Salts |
Chapter 6 | Physical and Chemical Changes |
Chapter 7 | Weather, Climate and Adaptations of Animals to Climate |
Chapter 8 | Winds, storms and cyclones |
Chapter 9 | Soil |
Chapter 10 | Respiration in Organisms |
Chapter 11 | Transportation in Animals and Plants |
Chapter 12 | Reproduction in Plants |
Chapter 13 | Motion and Time |
Chapter 14 | Electric Current and its Effects |
Chapter 15 | Light |
Chapter 16 | Water: A Precious Resource |
Chapter 17 | Forests: Our Lifeline |
Chapter 18 | Wastewater Story |
NCERT Solutions for Class 7 Maths |
NCERT Solutions for Class 7 Science |
We hope you will ace your examination with the help of NCERT Solutions for Class 7 Science Chapter 16 Water A Precious Resource.
Chapter 16 of Class 7th Science consists of a total of nine questions
The chemical name of water is H₂O
Here are the topics covered in NCERT Class 7 Science chapter 16
Rainwater and water from other sources, like rivers and ponds, permeate the soil and fill crevices and gaps that are several feet underground. Water seeping into the ground is referred to as infiltration. Thus, this process recharges the groundwater.
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