Biology MCQs

31. Which of the following is present in the oral cavity or buccal cavity?
[A] teeth
[B] tongue
[C] salivary glands
[D] All of the above

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32. Name the hormone which takes part in the release of FSH and LH from the anterior pituitary.
[A] Growth hormone
[B] GnRH
[C] Somatostatin
[D] TRH

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33. Which of the following diseases can be transmitted to humans during milking?
[A] foot and mouth disease
[B] smallpox
[C] Ranikhet
[D] Cowpox

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34. 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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35. What are the symptoms of brucellosis in animals?
[A] arthritis in cows and pigs
[B] mastitis and lameness in goats
[C] oozing skin lesions in horses
[D] All of the above

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36. What diseases are caused by Staphylococcus aureus?
[A] skin infections
[B] endocarditis
[C] osteomyelitis
[D] All of these

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37. Sugar crops to produce __
[A] biomethane
[B] bioethanol
[C] biobutanol
[D] None of these

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38. Klenow fragment is derived from which of the following?
[A] DNA Ligase
[B] DNA Pol-I
[C] DNA Pol-II
[D] Reverse Transcriptase

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39. What is the function of a polymerase chain reaction?
[A] catalyze the joining (ligation) of two large molecules
[B] amplify pieces of DNA
[C] Both 1 and 2
[D] Neither 1 nor 2

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40. What is the normal blood pressure in human beings?

[A] 120/90
[B] 120/80
[C] 140/90
[D] 140/100

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