Question

Why are multicellular organisms more efficient than unicellular organisms?

Answer 1

A multicellular organism has a longer lifespan than an unicellular organism and since it has multiple cells, it can perform more functions than a unicellular organism.They can do lots of other things that a unicellular organism can not because it has more cells to complete more jobs.

Answer 2

HEYMATE!!!!

■ In multi - cellular organisms, all the cells may not be in direct contact with the surrounding environment.

■thus,simple diffusion will not meet the requirements of all the cells.

■In case of a single - celled organism, no specific organs for taking in food, exchange of gases or removal of wastes may be needed because the entire surface of the organism is in contact with the surrounding environment.

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