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प्रश्न
Distinguish between: Autotrophic nutrition and Heterotrophic nutrition.
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उत्तर
| Autotrophic nutrition | Heterotrophic nutrition |
| 1. It is the mode of nutrition in which organisms produce their own organic food. | It is the mode of nutrition in which organisms depend on other organisms for their food. |
| 2. Organisms producing their own food are known as autotrophs. | Organisms depending on others for food are known as heterotrophs. |
| 3. Autotrophs use simple inorganic substances present in the surroundings to produce food. | Heterotrophs depend on other organisms to get their food. |
| E.g. Plants | E.g. Fungi |
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संबंधित प्रश्न
What are the differences between autotrophic nutrition and heterotrophic nutrition?
Name the following:
A plant that has both autotrophic and heterotrophic mode of nutrition.
Plants take carbon dioxide from the atmosphere mainly through their:
Name two inorganic substances which are used by autotrophs to make food.
Which substance is used to remove chlorophyll from a green leaf during photosynthesis experiments?
What is the name of those cells in the leaf of a plant which control the opening and closing of stomata?
Name the green pigment present in the leaves of a plant.
Green plants use ______ and ______ to make food.
what are the by-products of photosynthesis ?
Why do plants need nitrogen?
How does carbon dioxide from the air enter the leaves of a plant to be used in photosynthesis?
Two similar green plants are kept separately in oxygen free containers, one in dark and the other in continuous light. Which one will live longer? Give reasons.
Write a chemical equation to show the process of photosynthesis in plants.
What are the various conditions necessary for photosynthesis?
The oxygen liberated during photosynthesis by green plants comes from ______.
Which of the following is the only conducting tissue in non-flowering plants?
The Figure shown below represents an activity to prove the requirements for photosynthesis. During this activity, two healthy potted plants were kept in the dark for 72 hours. After 72 hours, KOH is kept in the watch glass in setup X and not in setup Y. Both these setups are air tight and have been kept in light for 6 hours. Then, Iodine Test is performed with one leaf from each of the two plants X and Y.
This experimental set up is used to prove essentiality of which of the following requirements of photosynthesis?
Gas A, obtained above is a reactant for a very important biochemical process which occurs in the presence of sunlight. Identify the name of the process -
Match Group (A) with Group (B)
| Group A | Group B |
| (a) Autotrophic nutrition | (i) Leech |
| (b) Heterotrophic nutrition | (ii) Paramecium |
| (c) Parasitic nutrition | (iii) Deer |
| (d) Digestion in food vacuoles | (iv) Green plant |
Opening and closing of stomata is due to ______.
