Biology MCQs

1. Least generative power is a feature of which among the following cells of Human Body?
[A] Brain
[B] Bones
[C] Skin
[D] Liver

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2. Actinomycetes are good source of which of the following ?
[A] Vitamins
[B] Antihistamines
[C] Antibiotics
[D] Antibodies

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3. Which among the following is caused by Virus?
[A] Mumps
[B] Beri Beri
[C] Tuberculosis
[D] Dysentery

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4. Anesthesia which allows patients to undergo surgery without the distress and pain they would otherwise experience, has been practiced by man since ancient times. Which among the following plant is the most ancient source of anesthesia preparations?
[A] Opium (poppy)
[B] Cannabis
[C] Datura
[D] Coca

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5. Which of the following statements is NOT true regarding the Vitamin C?
[A] Only Vitamin C is to be taken externally, all others are produced in the human body.
[B] Vitamin C is the only vitamin which is also a hormone.
[C] Scurvy is caused by the deficiency of Vitamin C
[D] Vitamin C is a water-soluble vitamin.

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6. Penicillin’ which is used as an antibiotic is obtained from :
[A] Bacteria
[B] Fungi
[C] algae
[D] Lichens

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7. The phenomenon due to which animal sweat to reduce temperature and change electrolyte concentration is called:
[A] Homeorhesis
[B] Homeostasis
[C] Apoptosis
[D] Necrobiosis

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8. In human body, the regulation of RBC production is accomplished by a harmone which is secreted by __:
[A] Liver
[B] Bone marrow
[C] Kidney
[D] Pancreas

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9. Which plants grow well only in light?
[A] Heliophytes
[B] Xerophytes
[C] Sciophilous
[D] Epiphytes

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10. Guttation takes place due to the development of which of the following?
[A] Cells
[B] Transpiration
[C] Root pressure
[D] All of the above

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