Biology MCQs

31. What happens in a disorder like nephritis?
[A] formation of angiotensin which leads to hypertension
[B] unable to secrete optimum quantities of hydrogen ions
[C] inflammation of the kidney
[D] decrease in the glomerular filtration in humans

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32. Which of the following vitamins is stored in the liver?
[A] Vitamin K
[B] Vitamin D
[C] Vitamin E
[D] All of the above

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33. What happens when the luteinizing hormone increases?
[A] stimulates contraction of uterus
[B] ovaries to release eggs
[C] maintains milk production in breasts
[D] All of the above

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34. The type of placenta found in humans is called __.
[A] Discoidal
[B] Cotyledonary
[C] Zonary
[D] Diffuse

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35. What disease is caused by Vibrio cholerae?
[A] Cholera
[B] Plague
[C] Tetanus
[D] Anthrax

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36. Malaria is an acute febrile illness caused by__.
[A] Salmonella typhi
[B] Mycobacterium
[C] Plasmodium parasites
[D] Bordetella pertussis

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37. Which of the following is an example of chromosomal disorders?
[A] Down’s syndrome
[B] Albinism
[C] Haemophilia
[D] Sickle cell anaemia

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38. The best milch breed in the word is ____:
[A] Chittagong
[B] Holstein-Friesian
[C] Deoni
[D] Sindhi

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39. Jellyfish are an example of which type of phylum?

[A] Phylum -Protozoa
[B] Phylum -Porifera
[C] Phylum – Cnidaria
[D] Phylum -Ctenophora

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40. Which one of the following is commonly known as Pond Silk?
[A] Yeast
[B] Rhizopus
[C] Ulothrix
[D] Spirogyra

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