Biology MCQs

31. Chloroquine is given to treat which of the following disease?
[A] Malaria
[B] Tuberculosis
[C] Tetanus
[D] AIDS

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32. A trait produced by the effect of a gene or an allele is called__
[A] Oncogenic Trait
[B] Monogenic trait
[C] Polygenic trait
[D] None of these

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33. What is required for nitrogen fixation by Rhizobium?
[A] Potassium
[B] Phosphorus
[C] Nitrate
[D] Sodium

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34. Which of the following forestry materials can be used as biomass?
[A] Logging residues
[B] Tallow
[C] Fish oil
[D] Manure

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35. What is another important research area of biotechnology offers?
[A] optimum conditions for the catalyst
[B] pure form of catalyst
[C] an impure form of the catalyst
[D] purification of products

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36. 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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37. Azolla increases soil fertility for ____:
[A] Wheat cultivation
[B] Rice cultivation
[C] Maize cultivation
[D] Barley cultivation

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38. Commonest mammal is ____:
[A] Elephant
[B] Lion
[C] Human
[D] Panther

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39. In which form is glucose stored in our body?

[A] Insulin
[B] Glucose
[C] Glycogen
[D] Fat

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40. Glucose is a type of ____:
[A] Hexose sugar
[B] Pentose sugar
[C] Tetrose sugar
[D] Diose sugar

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