Autotrophic Nutrition


 
 
Concept Explanation
 

Autotrophic Nutrition

Autotrophic Nutrition

The mode of nutrition in which an organism makes its own food is called autotrophic nutrition. All green plants making own food by the process of photosynthesis. Green plants are called producers or Autotroph, as they are capable of preparing their own food with the help of some non-living factors of the environment. Green plants take carbon dioxide from the air and water and minerals from the soil through the roots. The green coloured pigment called chlorophyll present in the leaves of plants traps energy from the sunlight.

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Sample Questions
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Question : 1

Organisms which prepare food for themselves using simple natural available raw materials are referred to as ______________________-

Right Option : B
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Question : 2

Which  of the following are correct ?

(a) The mode of nutrition in which an organism makes its own food is called autotrophic nutrition.

(b) Green plants take carbon dioxide from the air and water and minerals from the soil through the stem.

(c) The green coloured pigment called chlorophyll .

Right Option : C
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Question : 3

Plants are called autotrophs. Which of the following arguments is correct in favour of this statement?

Right Option : A
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