Question 43

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
Some Parrots are Birds.
All Birds are Mammals.

Conclusions:
I. All Mammals are Birds.
II. Some Mammals are Parrots.

Solution

Conclusions: I. All Mammals are Birds.

In the statement, it is given that 'All Birds are Mammals.'. But the reversal of it cannot be said from the given information. So the given conclusion does not follow.

Conclusions: II. Some Mammals are Parrots.

The given conclusion is clearly visible in the Venn diagram. So the given conclusion follows.

So only conclusion II follows.


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