Class 8 Science Chapter 15 MCQ

Class 8 Science Chapter 15 MCQ (Multiple Choice Questions) of Some Natural Phenomena for CBSE and state board students updated for academic session 2021-2022. All the questions are important not only for unit test taken in class but the terminal exams also.

Practice here with these MCQ objective questions to clear your doubts related to chapter 15 and be confident in exams and debates. All the important questions are covered here using MCQs objective test.

Class 8 Science Chapter 15 MCQ for 2021-2022

Class: 8Science
Chapter: 15Some Natural Phenomena
Contents:MCQ with answers and Explanation

MCQ Tests with Answers for Class 8 Science Chapter 15


Which of the following statement is or are correct?

[A]. Cyclones are a destructive natural phenomenon which can cause a lot of damage of human life and property.
[B]. Lightning is an electric spark on a huge scale which is caused by the accumulation of electric charges in the clouds.
[C]. When we rub the plastic comb with our dry hair, plastic comb gets electric charge due to friction.
[D]. All the above

Electric current is to be passed from one body to another. For this purpose, the two bodies must be joined by:

[A]. Cotton thread
[B]. Plastic string
[C]. Copper wire
[D]. Rubber band

Which of the following is not likely to cause “Tsunami”?

[A]. [A] A major nuclear explosion under the sea
[B]. Earthquake
[C]. Volcanic eruption
[D]. Lightning

A plastic comb is rubbed with dry hair whereas a glass rod is rubbed with a piece of silk cloth. Which of these will get negatively charged?

[A]. Plastic comb and Glass rod
[B]. Glass rod and Dry hair
[C]. Plastic comb and Silk cloth
[D]. Glass rod and Silk cloth


Puja is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. The object which loses negatively charged electrons during rubbing, acquires a positive electric charge.
[B]. The object which gains negatively charged electrons during the rubbing, acquires a negative electric charge.
[C]. The positively charged protons are held strongly inside the nucleus of atom.
[D]. None of the above

The outermost layer of the earth is called:

[A]. Mantle
[B]. Outer core
[C]. Crust
[D]. Inner core


Read the following sentences carefully, and choose the incorrect one:

[A]. If one object has positive charge and the other object has negative charge, then the two objects attract each other.
[B]. If the two objects have positive charge, they repel each other.
[C]. If the two objects have a negative charge, they repel each other.
[D]. Since, a charged balloon and a charged ball pen refill having unlike charges, they repel each other.

The tremendous electric charges in the atmosphere which produce sheet lightning in the clouds are produced by the process of:

[A]. Friction
[B]. Induction
[C]. Conduction
[D]. Convection

An inflated rubber balloon is rubbed with a woolen cloth whereas a ballpoint pen refill is rubbed with a polythene bag. Which of these will get positively charged?

[A]. Inflated rubber ballon and woolen cloth
[B]. Woolen cloth and ball point pen refill
[C]. Inflated rubber ballon and polythene bag
[D]. Woolen cloth and polythene bag

Which of the following statement is or are incorrect?

[A]. The process of transferring an electric charge from a charged object to the earth is called earthing.
[B]. The bright flash of light which we see in the clouds is called lightning.
[C]. The passage of electric current in air due to movement of electric charges is called electric discharge.
[D]. None of the above

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