Riddles謎語猜一猜

同學們，快叫上你的好朋友，大家一起來猜謎語，看誰先猜出來哦！

Im all about，but you cant see me.

You can feel me，but you cant catch me.

I have no throat，but you can hear me.

What am I？

I am a plant.

People like to eat me.

I have a cap on my body.

I look like an umbrella.

I am usually short.

What am I？