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Why is cell called the fundamental unit of life?


Options:
A .   Cells cannot be broken into smaller components.
B .   Cells are the smallest unit which is said to be living.
C .   Cells are made up of water.
D .   Cells are found in all the organisms.
Answer: Option B
:
B

Cells are the basic structural and functional unit of life as they are the smallest unit which can be called living. One complete cell is capable of performing all the physiological activities. Cells combine to form tissues, which are a collection of cells performing a similar function. Tissues combine to form organs and organs combine to form an organ system. Many organ systems together form an entire individual or organism. 



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