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Diversity in Living Organisms Test - 39

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Diversity in Living Organisms Test - 39
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  • Question 1
    1 / -0
    Venom of Cobra affects
    Solution
    • Cobra belongs to the family Elapidae
    • all members of elapidae produce neurotoxic venom.
    • This venom directly affects the nervous system of prey.
    • so, option B is correct.
  • Question 2
    1 / -0
    Autotomy occurs in______________.
    Solution
    Autonomy occurs in house lizards i.e. They have regenerative properties and can regenerate their body parts. 
  • Question 3
    1 / -0
    Turtles belong to _____________.
    Solution
    Turtles belong to the class Reptilia. They are classified under Reptilia as they are cold-blooded animals, have three-chambered hearts, breathe through lungs and have scales over their body. They also lay hard-shelled eggs. These are all the characteristic features of a reptile.
    So, the correct answer is option D.
  • Question 4
    1 / -0
    Dentition of Crocodile is_______________.
    Solution
    The majority of reptiles possess a fairly simple dentition composed of peg-like teeth of similar shape and size throughout the jaw that is, they have homodont condition although crocodiles have thecodont condition that is teeth set in sockets in the jaw bone. So, the correct answer is option B.
  • Question 5
    1 / -0
    Snake that builds a nest is______________.
    Solution
    Rattle snakes are the snakes which build rests. They are terrestrial and extremely poisonous. 
  • Question 6
    1 / -0
    Loreal pit of Vipers is______________.
    Solution
    • The loreal pit is a deep depression, or fossa, in the loreal area on either side of the head in pit vipers (crotaline snakes). 
    • It is located behind the nostril and in front of the eye, but below the line that runs between the centers of each. 
    • It is the external opening to an extremely sensitive infrared detecting organ. The loreal pit is bordered by lacunal scales. 
    • The loreal pit also functions as part of a thermal regulating system, enabling pit vipers to maintain their body temperature. 
    • Hence option A is correct.
  • Question 7
    1 / -0
    In which subclass of Reptilia, the skull possesses, a solid roof?
    Solution
    An anapsida is an amniote whose skull lacks one or more skull openings near the temples. The Anapsida are the most primitive subclass of reptiles that includes the turtles. Example, Chelonia.
    So, option A is the correct option.
  • Question 8
    1 / -0
    To which category do the dinosaurs belong?
    Solution
    • Dinosaurs belong to a large group of reptiles called Archosauria (“ruling reptiles”). 
    • They are classified into two distinct orders, which are distinguished by their pelvic differences. 
    •  so the correct answer is option B.
  • Question 9
    1 / -0
    Terrestrial, poikilothermic animal with cleidoic eggs is_______________.
    Solution
    Calotes possesses well developed exo-skeletal structures. They are terrestrial and their body is covered by a non-conducting coat of keratin scales. They are poikilothermic animal with cleidoic (shell) eggs.
    So, option B is the correct option.
  • Question 10
    1 / -0
    Which group possesses an exoskeleton of scales and paired copulatory organs?
    Solution
    Lizard exoskeleton is made up of horny epidermal scales or bony scales or bony plates and one or two penis (hemipenis) is found in male animals as copulatory organ.
    Hence the correct answer is option C.
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