Useful Plants

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  • Q1

    Aloe vera can be grown vegetatively by ______.

    Marks:1
    Answer:

    shoots

    Explanation:

    In Aloe vera, small shoots growing around the base of a plant can be removed and plant separately to grow as new plants.

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  • Q2

    _________ is a widely used method to grow different varieties of citrus fruits vegetatively.

    Marks:1
    Answer:

    Grafting

    Explanation:

    Citrus fruits can be grown vegetatively by grafting. In this method, scion is attached to the top of a rooted and growing plant, known as “stock”.

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  • Q3

    ________ is a widely used method to grow disease-resistant plants.

    Marks:1
    Answer:

    Tissue culture

    Explanation:

    This method is extensively used in horticulture to obtain better varieties in terms of yield and disease resistance.

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  • Q4

    Turmeric propagates vegetatively by ________.

    Marks:1
    Answer:

    tuberous roots

    Explanation:

    Turmeric propagates vegetatively by removing the rhizomes along with a bud and planting them in the soil. 

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  • Q5

    Which of the following is a medicinal plant that grows from tuberous roots?

    Marks:1
    Answer:

    Adenia

    Explanation:

    Adenia is a medicinal plant that grows from tuberous roots. Adenia has swollen fleshy tuberous roots that can grow as independent plants.

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