CBSE Class 7 Social – MCQ and Online Tests – Unit 3 – Our Changing Earth
Every year CBSE students attend Annual Assessment exams for 6,7,8,9,11th standards. These exams are very competitive to all the students. So our website provides online tests for all the 6,7,8,9,11th standards’ subjects. These tests are also very effective and useful for those who preparing for any competitive exams like Olympiad etc. It can boost their preparation level and confidence level by attempting these chapter wise online tests.
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CBSE Class 7 Social – MCQ and Online Tests – Unit 3 – Our Changing Earth
Question 1.
On which scale is the earthquake measured?
(a) Plane scale
(b) Richter scale
(c) Compass
(d) Divider
Answer
Answer: (b) Richter scale
Question 2.
The triangular collection of sediments at the mouth of a river forms
(a) beach
(b) delta
(c) arches
(d) glaciers
Answer
Answer: (b) delta
Question 3.
Sudden movements in the earth are called
(a) earthquakes
(b) building mountains
(c) focus
(d) none of these
Answer
Answer: (a) earthquakes
Question 4.
The place on the surface above the focus is known as
(a) epicentre
(b) focus
(c) forces
(d) lithosphere
Answer
Answer: (a) epicentre
Question 5.
The earth’s crust is broken into a number of huge parts. They are called
(a) lithospheric plates
(b) metamorphic plates
(c) sedimentary plates
(d) none of these
Answer
Answer: (a) lithospheric plates
Question 6.
What is the name of the instrument used for measuring earthquake?
(a) Thermometer
(b) Seismograph
(c) Weighing machine
(d) All of these
Answer
Answer: (b) Seismograph
Question 7.
The steep rocky coast rising almost vertically above the sea water is called
(a) sea cliff
(b) beach
(c) sea cave
(d) erosion
Answer
Answer: (a) sea cliff
Question 8.
In which continent is the highest waterfall ‘Angel Falls of Venezuela’ located?
(a) South America
(b) South Africa
(c) South India
(d) North India
Answer
Answer: (a) South America
Question 9.
Where is ‘Niagara falls’ located?
(?) On the border between Canada and USA
(?) On the border between India and China
(c) On the border between India and Pakistan
(d) On the border between India and Nepal
Answer
Answer: (?) On the border between Canada and USA
Question 10.
Which one of the following forces originates in the interior of the earth?
(a) Exogenic forces
(b) Endogenic forces
(c) Both (a) and (b)
(d) None of these
Answer
Answer: (b) Endogenic forces
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