The Fundamental Unit of Life (Practice Sheet, Class 9)

(1) What will happen if put an animal cell in hypotonic solution?

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(2)What is cell wall? What is the use of cell wall?

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(3)What are the chromosomes?

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(4) Why viruses do not show characteristics of life?

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(5)Which cell organelle is involved in the formation of lysosomes?

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(6)Why lysosomes are necessary for cell?

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(7) Give uses of osmosis and diffusion in cell.

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(8)Differentiate between the SER and RER.

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(9)How vacuoles are helpful for plants?

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(10) Name the cell organelles and also tell whether they are found in animal or plant.

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Helping Topics

The funadmental unit of life (Cell)

NCERT solutions, class 9

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