Digestion in Human Beings 3D CBSE Class 7 Science (www.iDaaLearning.com)
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Human beings take food through mouth and digest it in specific organs for digestion. The undigested food is defecated.
The food we take passes through a specific canal which begins with buccal cavity and ends at the anus. This canal is called alimentary canal or the digestive tract.
Human beings take food through mouth and digest it in specific organs for digestion. The undigested food is defecated.
The food we take passes through a specific canal which begins with buccal cavity and ends at the anus. This canal is called alimentary canal or the digestive tract.