Biology MCQs with answers Page - 111

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. Bacterial cells do not have

  • (A) Plasma membrane
  • (B) Cell wall
  • (C) Mitochondria
  • (D) Ribosome

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Q. Heightened emotion is caused by the

  • (A) Salivary glands
  • (B) Thyroid glands
  • (C) Adrenal glands
  • (D) Pituitary glands

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Q. The region of the brain that integrates visceral activities, body temperature, and heartbeat is the

  • (A) cerebrum
  • (B) hypothalamus
  • (C) medulla oblongata
  • (D) cerebellum

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Q. Which among the given blood cells is compulsory for blood coagulation

  • (A) White Blood Corpuscles
  • (B) Red Blood Corpuscles
  • (C) Platelets
  • (D) Lymphocites

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Q. Antigen is a substance which

  • (A) Lowers body temperature
  • (B) Destroys harmful bacteria
  • (C) Stimulates formation of antibody
  • (D) Is used to treat poisoning

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Q. Of which tissue nails, hoofs & horns are made of

  • (A) Cutide
  • (B) Chitin
  • (C) Tunicin
  • (D) Keratin

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Q. Which of the following vitamin is produced in human body by exposing it to early morning sun-rays

  • (A) Vitamin A
  • (B) Vitamin D
  • (C) Vitamin C
  • (D) Vitamin B

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Q. What part of the eye gets inflamed & becomes pink when dust gets into

  • (A) Sclerotic
  • (B) Conjunctiva
  • (C) Cornea
  • (D) Choroid

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Q. The green colour of the leaves is due to the presence of

  • (A) Chlorophyll
  • (B) Proteins
  • (C) Carbohydrates
  • (D) Lipids

A

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Q. Which one of the following parts of the pitcher plant becomes modified into a pitcher?

  • (A) Stem
  • (B) Petiole
  • (C) Stipule
  • (D) Leaf

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