Tribute means:- (1) An act,statement or a gift that is intended to show gratitude, respect, or admiration. (2) Testimonial, compliment, or the like, given as due or in acknowledgement of esteem.(3) A stated sum or other valuable consideration or state to another in acknowledgement of subjugation or as the price of peace, protection.

My mother is my life. Correct.

Are you happy?

For, is use in this sentence.

Do and does is used in simple present tense. I, you, we, they= Do. He, she, it=Does. Ex:- Do you have money? Does he have money?

Right, but start the question with capital letter.

Who am I?

Good morning. Same to you.

Hi, Khushi ...... I am fine. How are you?

May God bless.