Biology MCQs with answers Page - 113

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Q. Which among the given human genetic disorders is sex-linked

  • (A) PKU
  • (B) Cystic fibrosis
  • (C) Albinism
  • (D) Haemophilia

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Q. The total number of ear bones is

  • (A) 8
  • (B) 4
  • (C) 2
  • (D) 6

A

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Q. A person of blood group AB can receive blood from a person of

  • (A) Only group AB
  • (B) Only group A
  • (C) Only group B
  • (D) Any blood group

A

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Q. Which among the given food items is rich in iron -

  • (A) Orange
  • (B) Rice
  • (C) Apple
  • (D) Pulses

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Q. The sexual reproductive organs of aspergillus are

  • (A) Spermatium & Oogonium
  • (B) Antheridium & Oogonium
  • (C) Antheridium & Ascogonium
  • (D) Spermatium & Ascogonium

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Q. 2, 4-D is used as

  • (A) Insecticide
  • (B) Vitamin
  • (C) Fertilizer
  • (D) Weedicide

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Q. Which among the given pairs has open type of circulatory system

  • (A) Tadpole larva & Fish
  • (B) Earthworm & Leech
  • (C) Man & Whale
  • (D) Cockroach & Silverfish

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Q. The plants, which grow under water stress conditions of deserts are:

  • (A) Heliophytes
  • (B) Epiphytes
  • (C) Xerophytes
  • (D) Sciophytes

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Q. Which among the given is true about cold blooded animals

  • (A) They kill all the animals they come across
  • (B) Their blood remains cold all the time
  • (C) Their body temperature remains constant all the time
  • (D) Their body temperature changes in accordance with the atmosphere

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Q. The liberation of oxygen during photosynthesis is due to

  • (A) hydrolysis of carbohydrates
  • (B) breakdown of chlorophyll
  • (C) reduction of CO2
  • (D) photolysis of water

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