GRE Questions

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NOTHING.

A rich man needs nothing, a poor man has nothing with him, and if we eat nothing, we will die.

Mushroom.

Stocking is long sock that women wore which has legs and feet and nothing else.

A group of giraffes is called as tower.

Whereas

A group of ants is called as colony

A group of lions is called as pride

A group of ships is called as fleet.

Yes, a square is a rhombus. But a rhombus is not a square unless the interior angles are at right angles.

We know that, a square is a quadrilateral with all sides equal and all the interior angles are 90 deg i.e, at right angles. 

Whereas

a rhombus is also a quadrilateral with all sides equal but the interior angles are not at right angles. Hence, if the interior angles of a rhombus are all at right angles (90 deg), then it is square.

Ominous is the correctly spelt word in the given options. It means that giving the worrying impression that something bad is going to happen.

The alphabet 'Y' resembles same as the questioning word WHY in sounding.

Hence,  alphabet Y is a question.

Its a Needle. Needle has an eye but can't see.