1. Xylem is a complex tissue. It is made up of following four kinds of cells or elements: (a) Tracheids (b) Vessels (c) Xylem parenchyma (d) Xylem fibres. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

    Xylem is a complex tissue. It is made up of following four kinds of cells or elements:
    (a) Tracheids
    (b) Vessels
    (c) Xylem parenchyma
    (d) Xylem fibres.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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  2. The group of cells similar in structure that work together to achieve a particular function forms a tissue. This group of cells has a common origin. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

    The group of cells similar in structure that work together to achieve a particular function forms a tissue. This group of cells has a common origin.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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  3. The diffusion of water or solvent through a semi-permeable membrane from a solution of lower concentration of solutes to a solution of higher concentration of solutes, to which the membrane is relatively impermeable, is called osmosis. For more answers visit to website: https://www.tiwariacademy.comRead more

    The diffusion of water or solvent through a semi-permeable membrane from a solution of lower concentration of solutes to a solution of higher concentration of solutes, to which the membrane is relatively impermeable, is called osmosis.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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  4. Amoeba has flexible cell membrane. It enables amoeba to engulf in food by the process called endocytosis. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

    Amoeba has flexible cell membrane. It enables amoeba to engulf in food by the process called endocytosis.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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  5. Rough Endoplasmic Reticulum (RER) - synthesizes proteins constituting cell membrane. Smooth Endoplasmic Reticulum (SER) - synthesizes lipids constituting cell membrane. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

    Rough Endoplasmic Reticulum (RER) – synthesizes proteins constituting cell membrane.
    Smooth Endoplasmic Reticulum (SER) – synthesizes lipids constituting cell membrane.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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