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What is villi and photosynthesis |
| Answer» Photosynthesis: Animals need to eat food to get their energy. But green plants and algae do not. Instead they make their own food in a process called photosynthesis. Almost all life on Earth depends upon this process. Photosynthesis is also important in maintaining the levels of oxygen and carbon dioxide in the atmosphere.Villi: The finger like projections in the inner walls of the small intestine is called villi. These are found in small intestine. he villi increase the surface area for absorption of the digested food. | |