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Diversity in Living Organisms Test - 54

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Diversity in Living Organisms Test - 54
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  • Question 1
    1 / -0
    Which of the following wading bird is omnivorous?
    Solution
    Wading birds are birds that possess long legs for standing and hunting in water. But all of them are not carnivores, some are omnivores that consume both plant and meat, for example- Flamingo.
    So, the answer is 'Flamingo'.
  • Question 2
    1 / -0
    What is common between Ostrich, Penguin and Kiwi?
    Solution
    Birds are characterized by flight and scales. But some of the birds can't fly due to their body weight and shape. For example- Ostrich, Penguins, and Kiwi.
    So, the correct answer is 'Flightless birds'.
  • Question 3
    1 / -0
    Webbed toes occurs in
    Solution
    In order to live in water, ducks have evolved various morphological features for their aid. Anas is one of those birds. It has webbed feet that allow it to walk on the surface of the water with ease. Webbed feet also aid Anas in walking on slippery surfaces.

  • Question 4
    1 / -0
    The legs of Great Horned Owl possess a covering of
    Solution
    The great horned owl is a native of America. Its most recognizable feature is the presence of feathers on its head that resemble horns or sometimes cat-ears. The skin on its feet and legs is obscured by feathers.
    So, the correct answer is 'Feathers'. 
  • Question 5
    1 / -0
    In most mammals, testes are located in scrotal sacs for:
    Solution
    The function of the scrotal sac in the mammal is the protective storage of the testicles where sperms are produced. It also helps in the controlling of the environment required for proper sperm development.
    So, the correct answer is 'Sperm development'.
  • Question 6
    1 / -0
    A bird with a number of domesticated varieties is
    Solution
    A bird with a number of domesticated varieties is Columba. The large bird genus Columba comprises a group of medium to large stout-bodied pigeons. The rock pigeon is the world's oldest domesticated bird.
    So, the correct answer is 'Columba'.
  • Question 7
    1 / -0
    Penguins are found in:
    Solution
    Penguins are the aquatic flightless birds inhabited in the lower Southern Hemisphere.
    (A) Australia is in the upper Southern Hemisphere.
    (B) Antarctica is in the lower Southern Hemisphere.
    (C) Africa is in the Eastern Hemisphere.
    (D)America is in Northern Hemisphere.
    So, the correct answer is 'Antarctica.'
  • Question 8
    1 / -0
    Which of the following is not detectable in birds?
    Solution
    Birds are vertebrates possessing a vertebral column, a hollow dorsal nerve cord, and pharyngeal gill slits at some stage of their life. They have two pairs of limbs out of which the forelimbs are modified into wings. These wings are covered with feathers and are the main flying structure of the bird.
    So, the correct answer is 'Forelimbs'.
  • Question 9
    1 / -0
    Archaeopteryx is connecting link between
    Solution
    Archaeopteryx is a transitional fossil that is considered to be the connecting link between birds and reptiles. This is attributed to its mixed reptilian and avian features. It was discovered in Germany and is often considered as the first or the oldest bird. The fossils discovered place its existence around 150 million years back, in the Tithonian stage of the Jurrasic era.
    So, the correct answer is Reptiles and birds'.
  • Question 10
    1 / -0
    Long hollow bones connected by passages are characteristic of:
    Solution

    Birds have pneumatic bones. Pneumatic bones are basically long hollow bones that have air inside of them. These bones are interconnected via passages and are a characteristic feature of avians. They aid birds by reducing their weight which ultimately works in their favor while flying

    So, the correct answer is 'Aves'

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