Question

DIRECTIONS : Each of these questions contains an Assertion followed by Reason. Read them carefully and answer the question on the basis of following options. You have to select the one that best describes the two statements.
(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
(b) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
(c) If Assertion is correct but Reason is incorrect.
(d) If Assertion is incorrect but Reason is correct.Assertion: Zinc is used in the galvanisation of iron.
Reason: Its coating on iron articles increases their life by protecting them from rusting.Assertion: Whittaker’s classification for algae is not acceptable.
Reason: Whittaker grouped algae in different kingdoms.Assertion: Convex lens of a small focal length is used as a magnifying glass.
Reason: Convex lens forms an enlarged image of an object, when the object is placed beyond the focus
of the lens.

Answer 1

1. a

2. c

3. c

.............

./

Answer 2

Both Assertion and Reason are correct and Reason is the correct explanation of Assertion for all 3 cases given.

Explanation:

Assertion: Zinc is used in the galvanisation of iron.

Reason: Its coating on iron articles increases their life by protecting them from rusting.

Both assertion and reason are correct. Option A is the answer

Assertion: Whittaker’s classification for algae is not acceptable.

Reason: Whittaker grouped algae in different kingdoms.

Both assertion and reason are correct. Option A is the answer

Assertion: Convex lens of a small focal length is used as a magnifying glass.

Reason: Convex lens forms an enlarged image of an object, when the object is placed beyond the focus of the lens.

Both assertion and reason are correct. Option A is the answer