Biology MCQs

31. In which of the following are gills hidden?
[A] Cryptobranchidae
[B] Ambystomatida
[C] Amphiumidae
[D] Plethodontidae

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32. What are the characteristics of Caecilian?
[A] eyes may be covered by skin or even bone
[B] tropical amphibians
[C] they have no arms or legs
[D] all of the above

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33. Which of the following is merrythought bone in birds?
[A] Coracoid
[B] Clavicle
[C] Scapula
[D] Suprascapula

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34. Consider the following:

  1. Birds
  2. Mammals
  3. Reptilia

The double circulatory heart is present in which of the above?

[A] Only 1 and 2
[B] Only 2 and 3
[C] Only 1 and 3
[D] All of the above

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35. Where is heparin derived from?
[A] intestines of pigs
[B] intestines of goats
[C] intestines of cows
[D] intestines of dogs

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36. What is the classification of epithelial tissue based on?
[A] function
[B] type of matrix
[C] structural modification
[D] nonvoluntary or voluntary action

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37. Which of the following diseases is not caused by the RNA virus?
[A] Yellow fever
[B] Smallpox
[C] Mumps
[D] German measles

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38. In which form does Plasmodium enter the human body?
[A] Phanerozoites
[B] Cryptozoites
[C] Gametocytes
[D] Sporozoites

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39. The term biomass most often refers to which of the following?
[A] Inorganic matter
[B] Organic matter
[C] Chemicals
[D] Ammonium compounds

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40. Which one of the following endocrine gland is situated in the neck?
[A] Pituitary
[B] Thyroid
[C] Pancreas
[D] Adrenals

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