Biology MCQs with answers Page - 101

Here, you will find a collection of MCQ questions on Biology. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. If the radius of blood vessels of a person decreases his/her blood pressure will

  • (A) increase
  • (B) decrease
  • (C) increase for males & decrease for females
  • (D) remain unaffected

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Q. Crude oil is sometimes termed sweet as it is:

  • (A) mildly sweet due to low sulphur content
  • (B) sweet in taste due to dissolved sugars
  • (C) less acidic
  • (D) less alkaline

A

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Q. Among the defects of eye, the shortsightedness is called

  • (A) myopia
  • (B) astigmatism
  • (C) coma
  • (D) hypermetropia

A

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Q. Which one of the following is not a good source of nutrition of calcium?

  • (A) Skimmed milk
  • (B) Egg
  • (C) Rice
  • (D) Ragi

A

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Q. Which among the given is an endangered species

  • (A) Mithun
  • (B) Gangetic dolphin
  • (C) Blue sheep
  • (D) Black buck

A

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Q. Blood is red in colour due to the presence of __________.

  • (A) Chlorophyll
  • (B) Hemocyanin
  • (C) Haemoglobin
  • (D) Cytochrome

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Q. Glaucoma is a disease of the

  • (A) Skin
  • (B) Liver
  • (C) Eyes
  • (D) Lungs

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Q. The main constituent of haemoglobin is

  • (A) Iron
  • (B) chlorine
  • (C) calcium
  • (D) None of the above

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Q. Toxicology is associated to the study of

  • (A) viruses
  • (B) diseases
  • (C) poisons
  • (D) bacteria

A

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Q. The structure in cells which contains light absorbing pigment is

  • (A) Endoplasmic reticulum
  • (B) Chromoplast
  • (C) Chloroplast
  • (D) Nucleus

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