Riddle quiz

I’m tall when I’m young, and I’m short when I’m old. Who am I?

What is always in front of you but can’t be seen?

What goes up but never comes down?

I shave every day, but my beard stays the same. Who am I?

Madhavi's parent's have 4 child : Rani, Meena, Rahul , what's the 4 child's name?

I follow you all the time and copy your every move. You can see me sometimes ,but you can't catch me or hear me . What am I?

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

What has a head and a tail but no body?

What can fill a room but takes up no space?

I am need food to survive, but if you give me water I will die What am I?