Some Natural Phenomena-Earthquakes [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 6 of 17
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Question 1
Question MCQ▾
Seismic waves of earthquake can be detected with a sensitive instrument called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Electroscope | |
b. | Richter scale | |
c. | Seismograph | |
d. | None of the above |
Question 2
Question MCQ▾
Boundaries of the tectonic plates are weak zones. These weak zones are called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Seismic zone | |
b. | Fault zone | |
c. | Both a. and b. are correct | |
d. | Question does not provide sufficient data or is vague |
Question 3
Question MCQ▾
Major cause of the earthquake is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Movement of the tectonic plates | |
b. | Movement of the earth | |
c. | Movement of the middle layer of earth | |
d. | Question does not provide sufficient data or is vague |
Question 4
Question MCQ▾
Innermost layer core of the earth consists of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Solid iron and nickel | |
b. | Silicate rock | |
c. | Molten iron and nickel | |
d. | Both a. and c. are correct |
Question 5
Question MCQ▾
If you are in a coastal area what to do during an earthquake?
Choices
Choice (4) | Response | |
---|---|---|
a. | Move to lower land | |
b. | Move away from sea | |
c. | In coastal areas move to high ground | |
d. | Both b. and c. are correct |
Question 6
Question MCQ▾
A scale used to measure the magnitude of earthquake is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Electroscope | |
b. | Seismograph | |
c. | Richter scale | |
d. | Lightning conductor |