Difference between Autotrophic nutrition and heterotrophic nutrition?
Autotrophic nutrition |
Heterotrophic nutrition |
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(i) |
Food is synthesised from simple inorganic raw materials such as CO 2 and water. |
(i) |
Food is obtained directly or indirectly from autotrophs. This food is broken down with the help of enzymes. |
(ii) |
Presence of green pigment (chlorophyll) is necessary. |
(ii) |
No pigment is required in this type of nutrition. |
(iii) |
Food is generally prepared during day time. |
(iii) |
Food can be prepared at all times. |
(iv) |
All green plants and some bacteria have this type of nutrition. |
(iv) |
All animals and fungi have this type of nutrition. |