Class 8 Science Chapter 12 MCQ Question Answer of Some Natural Phenomena NCERT Solution in Hindi. NCERT Class 8 Science Question Answer and Important Question Answer, Textual Question answer also Available for Various Board Students like HBSE, CBSE, UP board, Mp Board, RBSE and some other State Boards.
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NCERT Solution for Class 8 Science Chapter 12 Some Natural Phenomena MCQ Question Answer.
Some Natural Phenomena Class 8 MCQ Question Answer
1. Which of the following cannot be charged easily by friction?
(a) A plastic scale
(b) A copper rod
(c) A inflated balloon
(d) a woolen cloth
Answer
Ans. (b) A copper rod
2. When a glass rod is rubbed with a piece of silk cloth. the rod
(a) and the cloth both acquire positive charge
(b) become positively charged while the cloth has a negative charge
(c) and the cloth both acquire negative charge.
(d) becomes negatively charged while the cloth has a positive charge.
Answer
Ans. (b) become positively charged while the cloth has a negative charge
3. What is the name of outermost layer of earth surface?
(a) Core
(b) Mantle
(c) Crust
(d) Outer core
Answer
Ans. (c) Crust
4. Earthquake is measured with the help of
(a) Kelvin scale
(b) Celsius scale
(c) Richter scale
(d) Linear scale
Answer
Ans. (c) Richter scale
5. Fault zones are also known as
(a) core
(b) crust
(c) seismic
(d) earthing
Answer
Ans. (c) seismic
6. Which device is used for measure charge
(a) Richter scale
(b) Microscope
(c) Electroscope
(d) kaleidoscope
Answer
Ans. (c) Electroscope
7. Same kind of charges always
(a) Attract each other
(b) Repel each other
(c) Some time attract
(d) Some time repel
Answer
Ans. (b) Repel each other
8. Opposite king of charges always
(a) Attract each other
(b) Repel each other
(c) Some time attract
(d) Some time repel
Answer
Ans. (a) Attract each other
9. The process of transferring of charge from a charged object to the earth is called
(a) Earthing
(b) Lightning
(c) Attracting
(d) Distracting
Answer
Ans. (a) Earthing
10. Earthquake wave is measured with the help of
(a) polygraph
(b) electrograph
(c) seismograph
(d) monograph
Answer
Ans. (c) seismograph