Biology MCQs

31. Which frog belongs to the family Ranidae?
[A] true frogs
[B] tree frogs
[C] tailed frog
[D] all of the above

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32. Which pair of animal groups have separate oxygenated and deoxygenated blood in their heart?
[A] Amphibians and reptiles
[B] Birds and Mammals
[C] Reptiles and Birds
[D] Reptiles and Mammals

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33. Wool is the fiber derived from the fur of animals of the ___ family.
[A] Caprinae
[B] Moschidae
[C] Suidae
[D] Antilocapridae

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34. Which is the heaviest organ of the human body?
[A] skin
[B] liver
[C] brain
[D] bone

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35. The brainstem consists of which of the following
[A] Tectum and Tegmentum
[B] Hypothalamus and Thalamus
[C] Medulla and Pons
[D] None of the above

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36. The auditory nerve carries:
[A] Smell information
[B] Taste information
[C] Balance information
[D] Sound information

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37. What is a joint?
[A] A hinge
[B] A ball and socket
[C] The place where two bones are joined
[D] The place where tendons are fastened together

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38. Which of the following are also called natural killer cells?
[A] Monocytes
[B] Thrombocytes
[C] Lymphocytes
[D] Neutrophils

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39. Which of the following is an incorrect description of the human kidney?
[A] Blood enters the kidneys through renal veins.
[B] The kidneys are located on either side of the backbone.
[C] The waste products from the kidneys leave through the ureters
[D] None of these

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40. Which of the following is called the end part of the oviduct?
[A] isthmus
[B] ampulla
[C] ostium
[D] thalamus

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