Biology MCQs

31. Which of the following test is used to diagnose Roundworm Infection?
[A] Widal Test
[B] Pap smear’s Test
[C] Gravidex Test
[D] Stool Test

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32. Which of the following is an example of nonsense mutation?
[A] Sickle cell anaemia
[B] Cystic fibrosis
[C] Opitz-Kaveggia syndrome
[D] None of these

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33. A process where new combinations of alleles are formed is called?
[A] Genetic Drift
[B] Mutation
[C] Genetic Recombination
[D] Natural selection

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34. Biofortification is a ____:
[A] Method of plant breeding for disease resistance
[B] Method of developing resistance to insect pests
[C] Method of breeding crops to increase their nutritional value
[D] Strategy to combat unwanted nutrients in plants

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35. Which of the following protein is found in nails?

[A] Keratin
[B] Histone
[C] Actin
[D] Elastin

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36. Morphology of Chromosomes can be best studied at ___:
[A] Interphase
[B] Prophase
[C] Metaphase
[D] Zygotene

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37. The animals in which the body cavity is absent are known as ____:
[A] Wild
[B] Coelomates
[C] Pseudocoelomates
[D] Acoelomates

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38. Oxygenated blood is carried by _____:
[A] Hepatic portal vein
[B] Renal vein
[C] Pulmonary artery
[D] Pulmonary vein

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39. Water flows of f the wings of birds and insects due- to the presence of ____:
[A] Proteins
[B] Waxes
[C] Minerals
[D] Sugars

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40. Animal protein is called first class protein because it is _____:
[A] Rich in essential amino acids
[B] d
Delicious in taste
[C] Cheaper in the market
[D] Easily digestible

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