Home/ Mohan Sharma/Answers
  1. Asked: In:

    Which of the following correctly represent the electronic distribution in the Mg atom?

    Mohan Sharma

    (b) The electronic configuration of Mg is 2, 8, 2. (Atomic Number 12). https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/

    (b) The electronic configuration of Mg is 2, 8, 2. (Atomic Number 12).

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/

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    • 6
  2. Asked: In:

    Which of the following statements is always correct?

    Mohan Sharma

    (a) An atom always has equal number of electrons and protons. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/

    (a) An atom always has equal number of electrons and protons.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/

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    • 8
  3. Asked: In:

    Amoeba captures its food through a process known as

    Mohan Sharma

    (c) Endo means taking in while exo means throwing out. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

    (c) Endo means taking in while exo means throwing out.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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    • 13
  4. Asked: In:

    Which of the following cell organelle forms lysosome?

    Mohan Sharma

    (d) Lysosomes bud off as vesicles from Golgi apparatus. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

    (d) Lysosomes bud off as vesicles from Golgi apparatus.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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    • 11
  6. Asked: In:

    The nuclear region of prokaryotes is also known as

    Mohan Sharma

    (c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

    (c) Undefined nuclear region in prokaryotes is called nucleoid. Nucleoid is not bounded by nuclear envelope. Nucleous is absent.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-5/

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    • 5