What is photosynthesis?

Photosynthesis is the process by which plants

use energy from sunlight to produce food.

Without photosynthesis, life on Earth simply would not be possible.

Without photosynthesis, we would not be able to breathe

because it gives off the oxygen that we breathe into our lungs.

Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds. It occurs in the presence of sunlight and chlorophyll.

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air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.

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