General Science - Biology MCQs

71.      Consider the following statements:

  1. Plastids are organelles that produce and store food in the cells of the plants
  2. Chloroplasts are plastids which carry out photosynthesis

    Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2

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72. Which of the following diseases is spread by mosquitoes but is not a viral disease?

[A] Meningitis
[B] Dengue fever
[C] Yellow fever
[D] Filariasis

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73. Consider the following pairs of enzymes with their functions:

  1. Protease – enzyme which breaks down proteins and peptides
  2. Amylase – helps to digest carbohydrates
  3. Lipase –  catalyses the breakdown of fats to fatty acids and glycerol 

 Which of the above is/are correct?

[A] 1 & 2 Only
[B] 2 Only
[C] 2 & 3 Only
[D] 1, 2 & 3

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74.    Consider the following differences between large intestine and small intestine:

  1. While villi are present in small intestine, they are absent in large intestine
  2. Small intestine is longer in comparison to large intestine

   Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2

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75. Consider the following differences between plant cell and animal cell:

  1. While chloroplasts are present in all plant cells, they are not found in animal cells
  2. Cell walls are present only in plant cells and not in animal cells.

Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2

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76. Consider the following statements about the Elephantiasis:

  1. It is a Neglected Tropical Disease
  2. It is a parasitic infection
  3. It causes extreme swelling in the arms and legs
  4. It is transmitted from human to human via the female mosquito

Select the correct option from codes given below:

[A] 1, 2 & 3 Only
[B] 2 & 4 Only
[C] 1, 3 & 4 Only
[D] 1, 2, 3 & 4

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77. Which among the following species of Anopheles Mosquitoes generally breeds in man-made water containers in urban areas?

[A] Anopheles culicifacies
[B] Anopheles minimus
[C] Anopheles fluviatilis
[D] Anopheles stephensi

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78. Which of the following branches of Biology is concerned with the effects of radiation on living organisms?

[A] Actinobiolgy
[B] Cryobiology
[C] Cytogenetics
[D] Aerobiology

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79. Which plants grow well only in light?

[A] Heliophytes
[B] Xerophytes
[C] Sciophilous
[D] Epiphytes

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80. Which of the following pathways is related to translocation of water in plants?

[A] Symplastic
[B] Apoplastic
[C] Both 1 and 2
[D] None of the above

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