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Why are lysosomes also known as scavenge...

Why are lysosomes also known as scavengers of the cells?

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Lysosomes contain hydrocitic enzymes synthesised by endoplasmic reticulum. These enzymes remove the worn out and porrly working cell organelles by digesting them so that, new replacements can be made. They remove the cell debris therefore, They are known as scavenger, cellular house keepers and demolition squads of the cell.
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NCERT EXEMPLAR-THE FUNDAMENTAL UNIT OF LIFE -The Fundamental Unit Of Life
  1. Match the following columns {:(Column I,Column II),(A."Smooth endopl...

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  2. Write the name of different plants parts in which chromoplast, chlorop...

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  3. Name the organelles which show the analogy written as under (i) Tra...

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  4. How is bacterial cell different from onion peel?

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  5. How do substances like carbon dioxide (CO(2)) and water (H(2)O) move i...

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  6. How does an Amoeba obtain its food?

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  7. Name the two organelles in a plant cell that contain their own genetic...

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  8. Why are lysosomes also known as scavengers of the cells?

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  9. Which cell organelle controls most of the activities of the cell?

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  10. Which kind of plastid is more common in (a) roots of the plant (b) l...

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  11. Why do plant cells posses large sized vacuole?

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  12. How are chromatin, chromatid and chromosomes related to each other?

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  13. What are the consequences of the following conditions? (a) A cell co...

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  14. Draw a plant cell and label the parts which (a) determines the funct...

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  15. Illustrate only a plant cell as seen under electron microscope. How it...

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  16. Draw a neat labelled diagram of an animal cell.

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  17. Draw a well labelled diagram of an eukaryotic nucleus. How is it diffe...

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  18. Differentiate between rough and smooth endoplasmic reticulum. How is e...

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  19. In brief state what happens when (a) Dry apricots are left for somet...

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  20. Draw a neat diagram of plant cell and label any three parts which diff...

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