16. Water : A Precious Resource Class 7 Science [LATEST] Solutions Additional Question With Solutions in English - CBSE Study
NCERT Solutions for Class 7 Science are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important 16. Water : A Precious Resource with detailed explanations and step-by-step answers for better exam preparation. Each Additional Question With Solutions is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 7 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Science.
Class 7 English Medium Science All Chapters:
16. Water : A Precious Resource
3. Additional Question With Solutions
Additional Question With Solutions:
Ques1– What is ground water?
Answer– There is the space between particles of soil and gaps between rocks are filled with water. This water is found under the ground table. The water found below the water table is called groundwater.
Ques2– What is called the process of seeping of water into the ground?
Answer– This is called infiltration.
Ques3– What is aquifer?
Answer– At places the groundwater is stored between layers of hard rock below the water table. This is known as an aquifer.
Ques4– Name the two process by which water of aquifers is pumped out.
Answer– (i) wells (ii) Hand pumps
Ques5– How can be refilled the ground water? Exaplain.
Answer– The ground water can be refilled by the following methods.
(i) By the rain water.
(ii) By the water harvesting, by the boaring.
Ques6– Which factors influence (affect) the ground water?
Answer– The factors which influence (affect) the ground water.
(i) Increase in population, industrial and agricultural activities
(ii) Scanty rainfall
(iii) Deforestation and decrease in the effective area for seepage of water.
Ques7 – Name those activities those results in depletion of water table.
Answer–
(i) Irrigation
(ii) Industrial use and constructions.
(iii) Drinking water.
Ques8 – What do you understand by water harvesting?
Answer- The rainwater can be used to recharge the groundwater. This is referred to as water harvesting or rain water harvesting.
Ques9 – Name three traditional methods for water harvesting.
Answer– Bawari, Well and Pond.
Ques10 – What is drip irrigation? What is its benefits?
Answer- Drip irrigation is a technique of watering plants by making use of narrow tubings which deliver water directly at the base of the plant. By this technique of irrigation uses less water.
Ques11 – Make a sketch showing groundwater and water table. Label it.
Answer-
Groundwater and Water lable
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