What are the necessary conditions for autotrophic nutrition, and what are its byproducts?

Autotrophic nutrition is a process where organisms produce their own food using simple substances like water, carbon dioxide, and sunlight. The necessary conditions for autotrophic nutrition are:

1. Presence of Chlorophyll: This is the green pigment present in plants that helps in absorbing sunlight, which is a crucial element for the process of photosynthesis.

2. Sunlight: Sunlight is the primary source of energy for autotrophic nutrition. It is used to convert water and carbon dioxide into glucose.

3. Water: Water is another essential component for autotrophic nutrition. It is used along with carbon dioxide in the process of photosynthesis to produce glucose.

4. Carbon Dioxide: Carbon dioxide is absorbed by plants from the atmosphere and used in the process of photosynthesis to produce glucose.

The byproducts of autotrophic nutrition are:

1. Oxygen: During the process of photosynthesis, oxygen is produced as a byproduct and is released into the atmosphere.

2. Glucose: This is the main product of photosynthesis and is used by the plant for its growth and development. It can also be stored in the form of starch for future use.