Online Tution   »   Important Question   »   Autotrophic Nutrition

Autotrophic Nutrition

Autotrophic Nutrition Involves

Autotrophic nutrition is mostly found in plants. Photosynthesis, which involves the use of solar energy, water, and carbon dioxide, is how they prepare their own food. As a result of this action, glucose is generated.
Algae, Phytoplankton, Seaweed, Wheat, Grass, Maize Plant, Bacteria, Blue-Green Algae, and Cyanobacteria are examples of autotrophs.

Read About: Example of herbs.


Autotrophic nutrition: Requirements

There are two types of autotrophic nutrition:


In the presence of sunshine, photosynthesis is the process of turning carbon dioxide and water into nutrients. Plants, creatures, bacteria, and protists all use it. Chlorophyll, a green pigment found in all autotrophic organisms, is found in a structure called the chloroplast, which aids in the absorption of light and storage of energy. Plants’ leaves, stomata, and roots are the most important components in the photosynthetic process. Plants and creatures that use photosynthesis to prepare their own food are known as photoautotrophs. The carbon cycle between oceans, plants, animals, and the planet is maintained by photosynthesis.


A small number of autotrophs rely on chemical processes rather than light energy to manufacture their own sustenance. Organic substances are made by living organisms in the absence of sunlight, using chemical reactions to generate energy.

Read About: King of Vegetable


Autotrophs Nutrition and Heterotrophs Nutrition: Difference

Heterotrophs are members of the animal kingdom, while Autotrophs are members of the plant kingdom and certain unicellular organisms such as cyanobacteria.
Heterotrophs are consumers who rely on external sources for their food, whereas autotrophs are producers who prepare their own food.
Photoautotrophs and chemoautotrophs are two types of autotrophs.
Photoheterotrophs and chemoheterotrophs are two types of heterotrophs.
Chloroplast assists autotrophs in food preparation, whereas heterotrophs lack chloroplast and so are unable to prepare food.

Heterotrophs acquire energy directly or indirectly from other species, while autotrophs obtain energy from inorganic sources by transforming light energy into chemical energy.
Heterotrophs are unable to retain light or chemical energy, but autotrophs can.
Heterotrophs are found at the secondary or tertiary levels of the food chain, while autotrophs are found at the primary level.
Heterotrophs may travel from one location to another in search of food and shelter, whereas autotrophs cannot.
Autotrophs include green plants, algae, and a few photosynthetic microorganisms. Heterotrophs include cows, buffaloes, tigers, horses, and humans.

Read About: Pisciculture

Autotrophic nutrition: FAQs

Give an example of autotrophic nutrition.

Autotrophic nourishment is found in all green plants. Photosynthesis, which involves the use of solar energy, water, and carbon dioxide, is how they prepare their own food. As a result of this action, glucose is generated.

What is the difference between autotrophic and heterotrophic nutrition?

Autotrophic nutrition refers to species that use components found in their environment in their raw form to generate complex compounds, whereas heterotrophic nutrition refers to organisms that cannot prepare their own food and rely on other organisms for nourishment.

What are the two different sorts of autotrophs?

Autotrophs can be divided into two categories: photoautotrophs and chemoautotrophs.

What are the four different kinds of heterotrophs?

Herbivores, carnivores, omnivores, and decomposers are the four different categories of heterotrophs.

What factors contribute to autotrophic nutrition?

Autotrophic nourishment necessitates the presence of carbon dioxide, water, chlorophyll pigment, and sunlight.

Sharing is caring!

Thank You, Your details have been submitted we will get back to you.

Leave a comment

Your email address will not be published.