Biology MCQs

31. Which of the following relationship was not studied by Mendel?
[A] Flower colour and seed colour
[B] Height and seed colour
[C] Flower colour and shape of pollen grain
[D] Height and seed coat colour

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32. An example of abiotic stress is __
[A] pest
[B] insect
[C] drought
[D] vectors

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33. Which of the following cell organells are present only in plant cell?
[A] Lysosomes
[B] Plastids
[C] Mitochondria
[D] Cell membrane

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34. Blue-green algae are included in the group ____:
[A] Protozoa
[B] Eubacteria
[C] Fungi
[D] Cyanobacteria

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35. The main protein found in milk is ____:
[A] Globulin
[B] Globin
[C] Casein
[D] Albumin

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

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37. Which of the following statement is incorrect?
[A] Budding is not possible in hydra
[B] Hydra have only a sexual reproduction
[C] Most frogs are an oviparous animals
[D] Internal fertilisation takes place in hens

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38. Syrinx is the voice box in ____:
[A] Birds
[B] Reptiles
[C] Mammals
[D] Amphibians

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39. Which is the longest part of alimentary canal?
[A] Small intestine
[B] Oesophagus
[C] Buccul cavity
[D] Large intestine

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40. HIV often changes its shape due to the presence of an enzyme called ____:
[A] Nucleoditase
[B] Nucleotidase
[C] Reverse Transcriptase
[D] Enterokinase

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