Which part of some plants store extra food?

Which of the following  has many tiny holes on its surface?

The root hairs take in water and minerals salts from the:

Which of the following grows from the end of the stem?

Which of the following helps the plant to grow?

Which of the following contain seeds inside them?

A plant breathes air in and out through:

Which of the following are herbs?

Leaves contain a substance called :

Which of the following cannot stand straight because they have weak stems?