Ricinus communis,which yields castor oil,belongs to the family

Which of the following oils is used in the preparation of paints and varnishes?

Choose the product that is derived from the style and stigma of a flower.

Which of the following satisfies the basic requirement of carbohydrate,protein,fat,and vitamin in the human diet to a greater extent?

What are multipurpose trees? Give the botanical and local names of any two multipurpose trees known to you and list their uses.

Usually,morphine is used in the manufacture of: