General Science Questions (MCQs) for Competitive Examinations

General Science Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations. These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

1. Which of the following makes the skin layer impervious to water?

[A] Melanin
[B] Collagen
[C] Keratin
[D] Chitin

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2. Which of the following protein is found in nails?

[A] Keratin
[B] Histone
[C] Actin
[D] Elastin

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3. An eardrum is absent in ____:
[A] Snakes
[B] Toads
[C] Turtles
[D] Tuatara

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4. Which one of the following is commonly known as Pond Silk?
[A] Yeast
[B] Rhizopus
[C] Ulothrix
[D] Spirogyra

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5. Which word is common in the botanical names of trees like Ashoka, Tamarind or Coral?
[A] Terminalia
[B] Indica
[C] Salix
[D] Acacia

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6. In male sharks, Claspers are found attached to
____:
[A] Anal fin
[B] Ventral fin
[C] Pectoral fin
[D] Pelvic fin

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7. What is the Normal Blood Volume in human adult?
[A] 1 litre
[B] 3 litre
[C] 5 litre
[D] 7 litre

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8. Bacteriophage was discovered by ____:
[A] Paul Ehrlich
[B] Burrill and Smith
[C] Felix D’Herelle and Frederick Twort
[D] Kluyver and Niel

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9. Growing agricultural crops between rows of planted trees is known as ____:
[A] Jhum
[B] Agro forestry
[C] Social forestry
[D] Taungya system

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10. What accumulates in the muscles after continuous strenuous physical exercise as a result of temporary anaerobic respiration that causes muscular fatigue?
[A] ATP
[B] Lactic acid
[C] Ethyl alcohol
[D] Carbon dioxide

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