Solution:

L, A and E are the missing letters which forms the word EVALUATE when read clockwise.

Solution:

Chair is the required five letter word.

Solution:

The missing letter on the first row is H and the missing letter on the third row is L. Beginning from the top right corner, when you begin clockwise, you will have the word Avalanche.

Solution:

Mythology is the word that can be formed using all the 9 letters. Can you think of any other word? Do comment if you can.

Solution:

I am number 7 on any phone's number pad.

Solution:

Paradise

Solution:

I am Stamp.

Solution:

Mississippi.

(For example, One Mississippi, Two Mississippi, and Three Mississippi etc.)

Solution:

It is HABIT.

Solution:

NOWHERE

Explanation:
My present refers to – NOW (The present time)
My second refers to – HERE (The present place)
NOW + HERE = NOWHERE (A lack of place).