Question

Two statements are given followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions if any, follow from the given statements.

Statements
All animals are dogs.
All dogs are birds.

Conclusions
I. All animals are birds.
II. All birds are animals.

• A. Only conclusion I follows
• B. Only conclusion II follows
• C. Both conclusion I and II follow
• D. Neither conclusion I nor II follows
• E. None of the above

Answer 1

The correct option is A Only conclusion I follows

Both the premises are universal affirmative (A-type).
All animals are dogs.
All dogs are birds.
$A+A\Rightarrow A$-type of conclusion
All animals are birds.
It is conclusion I.