Define osmosis, endosmosis and exosmosis. from Biology Cell : The
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    Cell : The Unit of Life

    Multiple Choice QuestionsShort Answer Type

    121. Give examples of  infoldings of cell membrane.
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    122. Describe evaginations of cell membrane with an example.
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    123. What is the disadvantage of freely permeable membrane?
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    124.  What is diffusion ? Describe its importance in cell.
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    125. Define osmosis, endosmosis and exosmosis.

    Osmosis is the process of diffusion of water from a region of its higher concentration to the region of its lower concentration, across a semi-permeable membrane. 
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    Multiple Choice QuestionsLong Answer Type

    126.  Describe different types of membranes.
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    127. Describe functions of cell membrane.
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    Multiple Choice QuestionsShort Answer Type

    128. Describe cell wall.
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    Multiple Choice QuestionsLong Answer Type

    129.  Give the functions of cell wall.
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    Multiple Choice QuestionsShort Answer Type

    130. Briefly explain the composition of cell wall. 
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