If Rajina's daughter is my daughter's mom, who am I to Rajina?

What is so fragile that saying its name breaks it?

By using 'because' continuously three times, can you make an English statement ?

It belongs to you, but other people use it more than you do. What is it?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

I have eight fingers and two thumbs but I do not live. What Am I?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

Can anyone tell me a word in the English dictionary which has a silent 'z'?