Analyse the following information and answer the questions.
Alkaloid
| Part of the plant | Uses |
Quinine
| bark | Anti malarial drug. |
Nicotine
| leaves
| Insecticide
|
Morphine
| fruits
| Pain killer, sedative. |
Caffeine
| seeds | Central Nervous System stimulant. |
Pyrethroids
| flowers | Insecticides |
Scopolamine
| fruits, flowers | Sedative |
(i) Which parts of the plants are used as alkaloids ?
(ii) What are the alkaloids which are used to control the diseases that occur in plants ?
(iii) Name the parts of the plant from which we get alkaloids used as sedative.
(iv) Name the alkaloid which is used to prevent malaria.