NCERT Solutions for Class 7 Social Science Geography Chapter 5 Water

NCERT Solutions for Class 7 Geography Chapter 5 Water

Our Earth’s surface is covered with 71% of water. The water cycle is the interaction by which water persistently changes its structure and circles between seas, environment, and land. The significant wellsprings of freshwater are the waterways, lakes, springs, and icy masses. The developments that happen in seas can be comprehensively arranged as waves, tides, and flows. These NCERT Solutions for 7th Class Social Science Geography are enveloped by the far-reaching bit-by-bit portrayals utilizing appropriate clarifications, addressed models, and so forth of the multitude of activities given in the NCERT Textbooks of Social Science Geography.

5th Chapter: Water

Students can likewise get the NCERT Solutions for 7th Class for different subjects at the connected article.

NCERT Solutions for Class 7 Social Science Geography Chapter 5 Water PDF Download

5. WATER

CBSE Class 7 Social Science Syllabus

Exercise – NCERT Solutions for Class 7 Geography Chapter 5 Water

1. Answer the following questions.

(i) What is precipitation?

Ans. Precipitation is the fall of moisture on the ground in the form of rainfall, snow, sleet, and hailstones.

(ii) What is water cycle?

Ans. The water cycle is the circulation of water through the atmosphere, lithosphere, hydrosphere, and then again the atmosphere.

(Or)

The water cycle is the process by which water continually changes its form and circulates between oceans, the atmosphere, and land.

(iii) What are the factors affecting the height of the waves?

Ans. Winds, earthquakes, volcanic eruptions, and landslides on the bottom of the oceans are the factors affecting the height of the waves.

(iv) Which factors affect the movement of ocean water?

Ans. i) Temperature

ii) Winds

iii) Gravitational pull of the sun, the earth, and the moon

iv) Shape of continents

v) Warm and cold currents

vi) Salinity

(v) What are tides and how are they caused?

Ans. i) Rhythmic rise and fall of ocean water due to the gravitational pull of the sun and the moon are termed tides.

ii) Tides are caused by the gravitational pull of the sun and the moon.

(vi) What are ocean currents?

Ans. Ocean currents are the streams of water fl owing in the oceans constantly in definite directions. The ocean currents may be warm or cold.

2. Give reasons – NCERT Solutions Class 7 Geography Chapter 5 Water

(i) Ocean water is salty.

• Deposition of mineral salts by the rivers for millions of years.
• They bring large amounts of salts in solution and drop them into the oceans.
• The salts go on increasing in the oceans
• Evaporation of ocean water also increases the salinity of the water.

(ii) The quality of water is deterioting.

The quality of water is deteriorating because:

• Decrease in the water table.
• Mixing of industrial effluents and untreated water of industries into the streams, rivers and even oceans.
• Mixing of sewage water into the rivers etc.
• Excessive use of water causing scarcity.
• Throwing of dead bodies, haven ashes, vegetables, and flowers into the sea.
• Bathing of animals into the water bodies.
• Dust and dirt storms also pollute water.

3. Tick the correct answer – NCERT Solutions Class 7 Our Environment Chapter 5 Water

(i) The process by which water continually changes its form and circulates between oceans, atmosphere, and land.

(a) Water cycle

(b) Tides

(c) Ocean currents

Answer: a) Water cycle

(ii) Generally, the warm ocean currents originate near

(a) Poles

(b) Equator

(c) None of these

Answer: b) Equator

(iii) The rhythmic rise and fall of ocean water twice a day is called

(a) Tide

(b) Ocean current

(c) Wave

Answer: a) Tide

NCERT Solutions for Class 7 Geography All Chapters

• Chapter 1 Environment
• Chapter 2 Inside Our Earth
• Chapter 3 Our Changing Earth
• Chapter 4 Air
• Chapter 6 Natural Vegetation and Wildlife
• Chapter 7 Human-Environment – Settlement, Transport, and Communication
• Chapter 8 Human-Environment Interactions The Tropical and the Subtropical Region
• Chapter 9 Life in the Deserts

4. Match the following – NCERT Solutions Class 7 Our Environment Chapter 5 Water

(i) Caspian Sea	(a) Largest lake
(ii) Tide	(b) Periodic rise and fall of water
(iii) Tsunami	(c) Strong seismic waves
(iv) Ocean currents	(d) Streams of water moving along definite paths
(e) Water cycle

Answer:

(i) Caspian Sea	(a) Largest lake
(ii) Tide	(b) Periodic rise and fall of water
(iii) Tsunami	(c) Strong seismic waves
(iv) Ocean currents	(d) Streams of water moving along definite paths

5. For fun – NCERT Solutions Class 7 Our Environment Chapter 5 Water

Be a Detective

(i) The name of one river is hidden in each of the sentences below. Spot it.

Example: Mandira, Vijayalakshmi and Surinder are my best friends

Answer: Ravi

(a) The snake charmer’s bustee, stables where horses are housed, and the piles of wood, all caught fire accidentally.

Answer: Ganges

(b) The conference manager put pad, material for reading and a pencil for each participant.

Answer: Padma

(c) Either jealousy or anger cause a person’s fall

Answer: Orange

(d) Bhavani germinated the seeds in a pot

Answer: Niger

(e) “I am a zonal champion now” declared the excited athlete.

Answer: Amazon

(f) The tiffin box rolled down and all the food fell in dusty potholes.

Answer: Indus

(g) Malini leaned against the pole when she felt that she was going to faint.

Answer: Nile

(h) Samantha mesmerised everybody with her magic tricks.

Answer: Thames

(i) “In this neighbourhood, please don’t yell! Owners of these houses like to have peace”. Warned my father when we moved into our new flat”. (Yellow)

(j) ‘Write the following words, Marc!’ “On”, “go”, “in”…….. said the teacher to the little boy in KG Class. (Congo)

Now make some more on your own and ask your classmates to spot the hidden name. You can do this with any name: that of a lake, mountains, trees, fruits, school items etc.

Carry on Detective

(ii) With the help of an atlas, draw each river which you discoverd in For fun (i), on an outline map of the world.

FAQs on NCERT Solutions for 7 Class Social Science Geography 5 Chapter

What kind of Questions is available in the 5th Chapter of NCERT Solutions for 7th Class Social Science Geography?

There are 4 fundamental Questions in the 5th Chapter of NCERT Solutions for 7th Class Social Science Geography which are of the sort answer momentarily, tick the right response, give reasons, and match the accompanying. NCERT Solutions involves exact and precise responses to this multitude of inquiries. Profoundly experienced mentors at INFINITY LEARN have planned the arrangements according to the CBSE rules to help students hold the points proficiently. Further, every one of the significant points is featured in the answers to help students during their amendments.

What is the topic covered in the 5th Chapter of NCERT Solutions for 7th Class Social Science Geography?

The fundamental points that are shrouded in this part are: Water Cycle Dissemination of Water Bodies Sea Circulation Sea Currents

What are sea flows examined in the 5th Chapter of NCERT Solutions for 7th Class Social Science Geography?

The floods of water streaming continually on the sea surface in a distinct way are called sea ebbs and flows. The sea flows might be warm or cold. Students can track down NCERT Solutions for the course reading inquiries of all parts at INFINITY LEARN for nothing in both on the web and disconnected organizations. Subject specialists have made these arrangements as per the most recent CBSE rules to help to pro their last assessments.