List of top Logical Reasoning Questions on Syllogisms asked in NIFT

In the question below are given three statements followed by three conclusions numbered I, II, and III. You have to take the given statements to be true, even if they seem to be at variance from the commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follow/s from the given statements disregarding commonly known facts. Statements:
- Some mountains are hillocks.
- Some mountains are rivers.
- Some mountains are valleys.
Conclusions:
I. All mountains are either hillocks or rivers or valleys.
II. No valley is river.
III. Some rivers are valleys.

Three statements are followed by four conclusions I, II, III, and IV. Take the given statements to be true even if they seem to be at variance with commonly known facts and decide which of the given conclusions logically follow from the given statements. Statements:
1. All animals are vegetables.
2. All fishes are vegetables.
3. All birds are fishes.
Conclusions:
I. Some birds are animals.
II. Some vegetables are fishes.
III. Some vegetables are animals.
IV. All birds are vegetables.