1. (d) collenchyma. Collenchyma tissue is typically absent in monocots. It is more commonly found in dicots where it provides support in growing parts of the plant. Monocots often rely on other tissues like sclerenchyma for support. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-Read more

    (d) collenchyma.

    Collenchyma tissue is typically absent in monocots. It is more commonly found in dicots where it provides support in growing parts of the plant. Monocots often rely on other tissues like sclerenchyma for support.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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  2. (c) The contractile property in muscles is due to actin and myosin (contractile proteins). https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

    (c) The contractile property in muscles is due to actin and myosin (contractile proteins).

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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  3. (b) Bones are store house of calcium and phosphorous. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

    (b) Bones are store house of calcium and phosphorous.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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  4. (b) Our heart contracts and relaxes throughout our life. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

    (b) Our heart contracts and relaxes throughout our life.

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-6/

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