Biology MCQs

31. What is Campylobacter abortion in animals?
[A] Abortions after 4-8 months of pregnancy
[B] incubation period is generally 1-2 weeks
[C] abortion in late pregnancy
[D] All of the above

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32. Which of the following genera of fungi is not responsible for causing ringworms?
[A] Trichophyton
[B] Microsporum
[C] Epidermophyton
[D] Macrosporum

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33. Which of the following is known as the “Father of Genetics”?
[A] Morgan
[B] Mendel
[C] Watson
[D] Bateson

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34. The biofertilizer present in the roots of legumes is __
[A] Anabaena
[B] Rhizobium
[C] Azospirillum
[D] All of the above

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35. Blue-Green algae are __
[A] Symbiotic Nitrogen-Fixing Cyanobacteria
[B] Free-Living Nitrogen-Fixing Bacteria
[C] Loose Association of Nitrogen-Fixing Bacteria
[D] Symbiotic Nitrogen-Fixing Bacteria

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36. Which of the following plant hormones are incorrectly paired?
[A] Cytokinins- senescence
[B] Abscisic acid- transpiration
[C] Auxins- apical dominance
[D] Gibberlins- bud and seed dormancy

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37. Cuscuta is a ____:
[A] Complete stem parasite
[B] Partial root parasite
[C] Partial stem parasite
[D] Complete root parasite

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38. The part of the stem where a leaf arises is known as ___:
[A] Carpel
[B] Bud
[C] Node
[D] Tuber

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

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40. A seed can germinate in the absence of ____:
[A] Suitable moisture
[B] Suitable temperature
[C] Adequate light
[D] Supply of oxygen

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