Important General Biology MCQs - 12
1. Disease not related to lung malfunctioning is
(a) Tuberculosis
(b) Anaemia ✓
(c) Pneumonia
(d) Pleurisy
2. Penicillin. an antibiotic. is obtained from a
(a) Flowering plant
(b) Fungus ✓
(c) Virus
(d) Bacterium
3. During formation of bread. the product that Vaises’ the bread is
(a) Yeast ✓
(b) Bacteria
(c) Carbon dioxide
(d) Water
4. Ageing in human beings is caused by disappearance of which of the following glands?
(a) Thyroid
(b) Thymus ✓
(c) Pituitary
(d) Parathyroid
5. Antigen is a substance which
(a) Lowers body temperature
(b) Destroys harmful bacteria ✓
(c) Triggers the immune system
(d) Is used as an antidote to poison
6. The unit of energy produced by food in the human body is called
(a) Watt
(b) DNA
(c) Calorie ✓
(d) Ampere
7. If a colour-blind lady marries a normal male. and gives birth to a son and a daughter. then
(a) Both son and daughter would be colour-blind
(b) The daughter would be colour-blind but son would be normal
(ci The son would be colour-blind but the daughter would be heterozygous normal ✓
(d) Neither the son nor the daughter would be colour-blind
8. Proteins are made of
(a) Sugar
(b) Fatty add
(c) Nucleic acid
(d) Amino acid ✓
9. Penicillins are made by fungus called
(a) Penillium ✓
(b) Manlosporium
(c) Streptomyces
(d) Bt gene
10. Water helps in the metabolism process in the presence of
(a) Aminoadds
(b) Ribonucleic Acid
(c) Proteins
(d) Enzymes ✓
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