CBSE Class 7 Social Science Our Changing Earth Worksheet Set 02

Class 7 Social Science Practice Set: Our Environment Chapter 03 Our Changing Earth

Explore reliable practice materials for Our Environment Chapter 03 Our Changing Earth tailored for Class 7 learners. Utilizing these Social Science worksheets ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.

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OUR CHANGING EARTH

I. I. FILL IN THE BLANKS :
 
1. The forces which act in the interior of the Earth are called _______________________
 
2. A ______________ is a vent in the earth’s crust through which molten materials erupts.
 
3. The vibrations on the surface of the Earth are called ____________________
 
4. As the river enters the plain, it twists and turns forming bends known as ______________
 
5. The steep rocky coast rising almost vertically above sea water is called _______________
 
6. Materials like sand, which are carried by the glaciers get deposited and form _______________________________________
 
7. In deserts, sand gets deposited in low hill-like structures called ______________________
 
8. Rivers of ice which erode the landscape are called __________________________
 
9. The breaking up of rocks on the Earth’s surface is known as _______________________
 
II. WRITE TRUE OR FALSE :
 
1. The forces that work on the surface of the Earth are called as exogenic forces. __________
 
2. There are five types of earthquake waves. _________
 
3. An earthquake is measured with a machine called a barometer. __________
 
4. Water and wind are the agents of erosion. ____________
 
5. Mushroom rocks are found in deserts. ________
 
6. The highest waterfall in the world is in India. ________
 
7. During an earthquake people must take shelter under a table or desk. ___________
 
8. Large deposits of loess are found in China. ___________
 
III. MATCH THE FOLLOWING:
 
S.NO. COLUMN A                                 COLUMN B                                           ANS
 
 
1. Lithospheric plates                         a. Cut-off lake                                            1.
 
2. Focus                                            b. Alluvial tracts of land                               2.
 
3. Richter scale                                  c. Continents and ocean floor                       3.
 
4. Ox-bow lake                                  d. Magnitude of earthquake                          4.
 
5. Waterfall                                       e. The place from where earthquake starts     5.
 
6. Delta                                            f. Hard bed rock
 
IV. ANSWER THE FOLLOWING IN TWOPOINTS:
 
1. Define Weathering and Erosion.Differentiate between Endogenic and Exogenic forces.
 
2. Distinguish between Volcano and Earthquake.
 
3. Distinguish between Focus and Epicentre.
 
V. ANSWER THE FOLLOWING IN THREE POINTS :
 
4. How are sea caves formed?
 
5. When are floodplains formed?
 
6. Where are mushroom rocks found? How are they formed?
 
7. What are loess? Where are large deposits of loess found?
 
VI. ANSWER THE FOLLOWING IN FOUR POINTS:
 
8. When are deltas formed?
 
9. What do you mean by earthquake preparedness?
 
VII. LABEL THE FOLLOWING DIAGRAM:
CBSE Class 7 Social Science Our Changing Earth Worksheet Set B
 
VIII. DRAW THE FOLLOWING DIAGRAMS IN THE NOTE BOOK:
 
1. Figure 3.3(Origin of an Earthquake)
 
2 Figure 3.5 (Features formed by a river in a flood plain
 
3 Figure 3.7 (Features made by sea waves

 

 

 

Please click on below link to download CBSE Class 7 Social Science Our Changing Earth Worksheet Set B

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Download CBSE Practice Material: Class 7 Social Science Our Environment Chapter 03 Our Changing Earth

Our Environment Chapter 03 Our Changing Earth Printable Worksheet for Class 7 Social Science

Access structured practice worksheets for Our Environment Chapter 03 Our Changing Earth designed in alignment with the latest CBSE curriculum for Class 7 Social Science. These printable problem sets help students build accuracy and prepare effectively for school tests.

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Are these Social Science Class 7 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 7 Social Science Our Changing Earth Worksheet Set 02 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 7.

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Daily practice with these Social Science worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 7 students get more marks in CBSE exams.

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