Multiple Choice Questions on With reference to Senna Spectabilis consider following statements It is a plant speci........... for UPSC Civil Services Examination (General Studies) Preparation

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Multiple Choice Questions

With reference to Senna Spectabilis consider following statements It is a plant speci...........

Environment and Ecology Biodiversity
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    With reference to Senna Spectabilis, consider following statements

    1. It is a plant species of the legume family (Fabaceae) native to South and Central America.
    2. It adversely affects the germination and growth of the native species of India.
    3. It is categorised as ‘Least Concern’ under IUCN Red List.

    Select the correct statement.

    1&2 only

    Incorrect Answer

    2&3 only

    Incorrect Answer

    1&3 only

    Incorrect Answer

    All of the above

    Correct Answer
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    Explanation:
    • Senna spectabilis is a plant species of the legume family (Fabaceae) native to South and Central America.
    • The plant has become an invasive alien species in parts of Africa, India and other countries.
    • The thick foliage of the tree arrests the growth of other indigenous tree and grass species.Hence,it causes food shortage for the wildlife population especially herbivores.
    • It also adversely affects the germination and growth of the native species.
    • It is categorised as ‘Least Concern’ under IUCN Red List.

    By: Shubham Tiwari
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