Do You See It?

What does below Rebus mean ?

esgg sgeg gegs gsge

An explorer goes on an exposition in the jungle. He sets up camp in the middle of the jungle. The next morning he sees something with a head and a tail, but he is not afraid. What did he see in his bag?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

A Detective reviewed the information they had on the case so far.

A lady named 'Caterina' was found shot and they already had a list of suspects - Ankit, Tarun, Harish, Manoj and Manish.
The killer is a fan of challenges him by leaving notes ad various places.
* The first was found in a toilet room.
* The second was found in an art room.
* The third was in a restroom.
* the fourth in an underwater room.
* The fifth at the no-smoking room.

All of the notes read the same thing, 'The clues are where you find the notes.' Yet, nothing was found at any place the notes were.
Detective the genius, immediately solved the case.
Who was the killer?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What has one letter and starts with an E?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

You need to move three matchsticks to form three squares. Can you do it?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?