100+ Assertion and Reason Quiz Questions and Answers - 2

Question: 6

Assertion (A) : Tides indicate the regular and periodic rise and fall in sea level.
Reason (R) : Tides are caused by the gravitational pull of the moon and the sun.

(A) Both A and R are true but R is not the correct explanation of A.

(B) Both A and R are true and R is the correct explanation of A.

(C) A is true but R is false.

(D) A is false but R is true.

Ans: B

R explains A fully.

Question: 7

Assertion (A) : Areas near the Equator receive rainfall throughout the year.
Reason (R) : Higher temperatures and high humidity cause conventional rain in most afternoon near the Equator.

(A) Both A and R are true and R is the correct explanation of A.

(B) Both A and R are true but R is not the correct explanation of A.

(C) A is true but R is false.

(D) A is false but R is true.

Ans: A

R is the correct explanation of A.

Question: 8

Assertion (A) :An electric bulb makes a 'bang' when it is broken.
Reason (R) : The air inside the bulb rushes out immediately on breaking.

(A) Both A and R are true and R is the correct explanation of A.

(B) Both A and R are true but R is not the correct explanation of A.

(C) A is true but R is false.

(D) A is false but R is true.

Ans: C

There is a vaccum inside the electric bulb. When the bulb breaks, air rushes in at great speed from all sides to fill the vacuum, thus producing a 'bang'.

Question: 9

Assertion (A) : Cut fruits and vegetables should not be kept in open for long.
Reason (R) : Their vitamin content is ruined.

(A) Both A and R are true and R is the correct explanation of A.

(B) Both A and R are true but R is not the correct explanation of A.

(C) A is true but R is false.

(D) A is false but R is true.

Ans: A

When cut fruits and vegetables are kept in open, the vitamins in them get oxidized and remain of no use.

Question: 10

Assertion (A) : Water kept in earthen pots gets cooled in summer.
Reason (R) : Evaporation causes cooling.

(A) Both A and R are true and R is the correct explanation of A.

(B) Both A and R are true but R is not the correct explanation of A.

(C) A is true but R is false.

(D) A is false but R is true.

Ans: A

Earthen pots have pores through which water evaporates, causing cooling.

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