What is so fragile that saying its name breaks it?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What has lots of eyes, but can’t see?

Can you find out the remainder when 3^300 is divided by 5?

How can you leave a room with two legs and return with six legs?

The pound is not a finish.

We are sharing a few instructions below, which you have to use in any suitable order to modify the above sentence such that the end sentence is a scientific fact.

- Eliminate a letter and supplement another in its place.
- Take away one word.
- Remove one letter from one word.
- Get rid of two letters from one word.
- Swap a word with its antonym.

Solve the counting riddle by identifying the number of triangles in the given picture.

Kohli and Dhoni decided to have a paintball match.
Kohli told Dhoni, "Sir it is not right as you got thrice the paintballs I have".

Dhoni instantly gives Kohli 10 hit paintballs.
Kohli replied, "Sir, I believe you still have twice the paintballs than I have".

Dhoni gives "?" more paintballs to Kohli.
Kohli replied, "Sir it is even now, Let us have a match".

What is "?".

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?