Answer :

Final answer:

Breathing is the intake of oxygen and release of carbon dioxide in animals, migration is the regular movement of animals, and photosynthesis is the process of plants converting sunlight into energy.


Explanation:

Breathing: The process of taking in oxygen and expelling carbon dioxide in animals.

Migration: Regular movement of animals from one place to another, often due to seasonal changes.

Photosynthesis: The process by which plants convert sunlight into energy to make food.


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