31000+ Important MCQs for CDS

31000+ MCQs for CDS are available here. You can learn these questions for your better preparation. Questions are available with its correct answer. You can check the correct answer of any questions by clicking the option or show answer button.
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Learn CDS MCQs with answers [Page 10 of Department 151]

P

Physics Walla • 649 Points
Invincible Physics

91) Choose the correct statement

  • (A) Sound waves are transverse wave
  • (B) Sound travels fastest through vacuum
  • (C) Sound travels faster in solids than in gases
  • (D) Sound travels faster in gases than in liquids
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Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

V

Vikram Tanwar • 417 Points
Goal Maker Biology

96) Which of the following vitamin helps in clotting of blood?

  • (A) Vitamin K
  • (B) Vitamin D
  • (C) Vitamin B1
  • (D) Vitamin B2
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Correct Answer - Option (A)

Explanation :

Vitamin K helps in clotting of blood. It is used by the body to help blood clot.

Warfarin (Coumadin) is used to slow blood clotting. By helping the blood clot, vitamin K might decrease the effectiveness of warfarin (Coumadin).

V

Vikram Tanwar • 417 Points
Goal Maker Biology

97) Which one of the following organisms is dependent on saprophytic mode of nutrition?

  • (A) Agaricus
  • (B) Ulothrix
  • (C) Riccia
  • (D) Cladophora
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Correct Answer - Option (A)

Explanation :

Saprophytic fungi feed on dead plant and animal remains. Many are extremely beneficial, breaking down this organic material into humus, minerals and nutrients that can be utilised by plants. Agaricus is one among them.

V

Vikram Tanwar • 417 Points
Goal Maker Biology

99) The correct order of events during meiosis is

  • (A) prophase I, metaphase I, anaphase I, telophase I, cytokinesis, meiosis II.
  • (B) anaphase I, telophase I, prophase I, cytokinesis, meiosis II.
  • (C) cytokinesis, metaphase I, anaphase I, telophase I
  • (D) telophase I, prophase I, cytokinesis, meiosis II, anaphase
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Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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