What seven-letter word has hundreds of letters in it?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

Can you find a five letter word that is left with only two letters if one is removed?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

Solve the mathematical equation in the picture below.