Assertion and Reason

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1 Assertion (A) : Beri-beri is a viral infection.
Reason (R) : Vitamin deficiency causes diseases.

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.

2 Assertion (A) : Inside the earth metals are present in molten state.
Reason (R) : Earth absorbs the sun's rays.

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.

3 Assertion (A) : Silver is not used to make electric wires.
Reason (R) : Silver is a bad conductor.

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.

4 Assertion (A) : Land breeze blows during night.
Reason (R) : Land gets heated up quickly.

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.

5 Assertion (A) : Uttar Pradesh is called the 'Sugar Bowl' of India.
Reason (R) : Uttar Pradesh is the leading producer of sugarcane.

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
Both A and R are false.

6 Assertion (A) : The Indian Constitution came into force with effect from 26th January , 1950.
Reason (R) : 26th Januar y is celebrated as the Republic Day .

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.

7 Assertion (A) : Increase in carbon dioxide would melt polar ice.
Reason (R) : Global temperature would rise.

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.

8 Assertion (A) : Copper is used to make electric wires.
Reason (R) : Copper has very low electrical resistance.

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.

9 Assertion (A) : Most of the Himalayan rivers are perennial.
Reason (R) : They are fed by melting snow.

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.

10 Assertion (A) : Carbon dioxide turns lime water milky.
Reason (R) : Carbon dioxide sullies the water.

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.