Biology MCQs with answers Page - 67

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. Ring Worm is due to

  • (A) Protozoa
  • (B) Fungus
  • (C) Bacteria
  • (D) Virus

A

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Q. Toxin is a poisonous substance produce by

  • (A) Pathogenic bacteria
  • (B) Certain animals
  • (C) Some higher plants
  • (D) All of the above

A

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Q. The inherited traits of an organism are controlled by

  • (A) Enzymes
  • (B) RNA molecules
  • (C) Nucleotides
  • (D) DNA molecules

A

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Q. The main active constituent of tea and coffee is

  • (A) Caffeine
  • (B) Nicotine
  • (C) Aspirin
  • (D) Chlorophyll

A

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Q. Plants synthesis protein from

  • (A) Sugar
  • (B) Amino acids
  • (C) Starch
  • (D) Fatty acids

A

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Q. Which of the following act as a channel of transmission of blood to the heart in the human body?

  • (A) Nerves
  • (B) Muscle fibres
  • (C) Veins
  • (D) Arteries

A

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Q. The success of Green Revolution depends on the availability of

  • (A) Chemical fertilisers and pesticides
  • (B) High Yielding Variety of seeds
  • (C) Adequate irrigation facilities
  • (D) All of these

A

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Q. Which of the following causes Poliomyelitis?

  • (A) Dengue virus
  • (B) Dengue virus
  • (C) Mumps virus
  • (D) Rhabdovirus

A

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Q. Plants developing in dry conditions are

  • (A) Xerophytes
  • (B) Hydrophytes
  • (C) Mesophytes
  • (D) Lithophytes

A

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Q. Mammalian tissue, having the least power of regeneration is

  • (A) Epidermis of skin
  • (B) Endothelium of blood vessels
  • (C) Skeletal tissue of long bones
  • (D) Nervous tissue of brain

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