Which is the correct shadow of the bird?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

I am the fastest animal but cannot climb the tree. What am I?

How many times can you subtract the number two from the number fifty?

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.

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?