Topics Included: • Nutrition in Plants (i) Autotrophic Nutrition (ii) Heterotrophic Nutrition a. Saprophytic Mode of Nutrition b. Parasitic Mode of Nutrition • Require food/energy for organisms • Photosynthesis • Stomata • Chlorophyll

2. Plants Animals
FOOD
Carbohydrates Proteins Fats Vitamins Minerals
Nutrients

3. The process of utilization of food by an animal
or a plant to obtain energy for growth and
development is known as Nutrition.
Auto = self
Trophos = nourishment
Heteros = other
Trophos = nourishment
Autotrophic Nutrition Heterotrophic Nutrition

4. Carbon dioxide
Water
Sunlight
Mode of Nutrition: Photosynthesis

5. Mode of Nutrition: Photosynthesis

6. To synthesize proteins, plants need Nitrogen.
But, from where do the plants obtain
nitrogen?
C6 H12 O6
Carbohydrates Proteins

7. NH4
+
Bacteria converts Nitrogen
into a usable form

8. Mode of Nutrition: Heterotrophic
Plants which do not have chlorophyll, can not prepare their own
food

9. Mode of Nutrition: Heterotrophic

10. These plants are called Insectivorous

11. What are these organisms called?
Fungi

12. Mode of Nutrition: Saprotrophic
These organisms get their food from dead and decaying matter
in the form of solution.

13. Thanks