The more of this there is, the less you see. What is it?

What jumps when it walks and sits when it stands?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

The more you take me, the more you leave me behind.
Who Am I?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

During which month do people sleep the least?

How many sides does a circle have?