Biology MCQs

31. 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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32. Breathing, heartbeat, sleep, wakefulness, and motor learning are controlled by which part of the brain?
[A] Forebrain
[B] Midbrain
[C] Hindbrain
[D] All of the above

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33. Where is the organ of Corti present?
[A] scala vestibuli
[B] scala tympani
[C] scala media
[D] none of the above

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34. What is the difference between compact bone and spongy bone?
[A] They have different bone marrow
[B] They are made of different materials
[C] They have different sizes of bone cells
[D] They have different arrangement of bone cells

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35. Into how many parts is the Urinary bladder divided?
[A] One
[B] Two
[C] Three
[D] Four

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36. Which of the following act as both endocrine as well as exocrine gland?
[A] Pancreas
[B] Liver
[C] Intestine
[D] Stomach

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37. Which gland is helpful in increasing blood calcium levels?
[A] Thymus gland
[B] Thyroid gland
[C] Pineal gland
[D] Parathyroid gland

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38. Which of the following are not included in the male reproductive system?
[A] Testicles
[B] Oviducts
[C] Scrotum
[D] Vas deferens

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39. Chickenpox is a highly contagious disease caused by the __
[A] Pasteurella pestis
[B] Bacillus anthracis
[C] Bordetella pertussis
[D] Varicella zoster

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40. Which word is common in the botanical names of trees like Ashoka, Tamarind or Coral?
[A] Terminalia
[B] Indica
[C] Salix
[D] Acacia

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