SSC Ecology And Environment Sample Paper NCERT Sample Paper-4

  • question_answer
    Which of the Bird species mentioned below are reported to be assigned under the Critically Endangered list of IUCN Red list (version 2013):
    1. Baer's Pochard
    2. Forest Owlet
    3. Great Indian Bustard
    4. Bengal Florican
    5. Siberian Crane
    Spoon-billed Sandpiper

    A)  1, 2, 4, 5, 6     

    B)  1, 2, 3, 4, 5, 6

    C)  1, 3, 5, 6         

    D)  1, 4, 5, 6

    Correct Answer: D

    Solution :

    [d] The International Union for Conservation of Nature (IUCN) red list of the birds (version 2013.) indicates 15 species of birds from India as critically endangered. They are: Baer's Pochard, Forest Owlet, Great Indian Bustard, Bengal Florican, Siberian Crane, Spoon-billed Sandpiper, Sociable Lapwing, Jerdon's Courser, White backed Vulture, Red-headed Vulture, White-bellied Heron, Slender-billed Vulture, Indian Vulture, Himalayan Quail, and Pink-headed Duck. The Red List says that the reason for the decline in the number of these birds are: ? Loss, modification, fragmentation and degradation of habitat, ? Environmental contaminants, ?Poaching, Use changes mainly conversion of large areas to intensive crop cultivation, ?Changes in cropping pattern due to various reasons including implementation of irrigation schemes, Increased pesticide usage and livestock-grazing. High levels of disturbance, Developmental activities like mining and hydel projects. This also includes collision of the birds with vehicles, wind turbines and power lines

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