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. A Gold Ring which is 50% pure. Its purity can be alternatively shown as __:
[A] 18 Carat
[B] 18 Karat
[C] 12 Carat
[D] 12 Karat

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2. What is the relation between mass and wavelength of any matter, as per de Broglie’s relation?
[A] Both are directly proportional
[B] Both are inversely proportional
[C] Both are independent of each other
[D] wavelength is twice the square of the mass

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3. Which of the following elements is present in heavy water?
[A] Heavy Oxygen
[B] Heavy Hydrogen
[C] Heavy Chlorine
[D] Heavy Nitrogen

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4. Flowers emit fragrance to ____:
[A] Drive away flies
[B] Purify air
[C] Attract insects
[D] All of the above

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5. In winter, at the time of hibernation, Toads maintain breathing through ____:
[A] Lungs
[B] Skin
[C] Both by Skin and Lungs
[D] Buccal cavity

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6. Jaundice is a symptom of disease of
____:
[A] Kidney
[B] Liver
[C] Pancreas
[D] Thyroid

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7. What is commonly known as white plague?

[A] Typhoid
[B] Malaria
[C] Tuberculosis
[D] Plague

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8. Rate of cooling depends on the
____:
[A] Nature of the radiating surface
[B] Area of the radiating surface
[C] Temperature difference between the body and the surroundings
[D] All of the above

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9. The main protein found in milk is ____:
[A] Globulin
[B] Globin
[C] Casein
[D] Albumin

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10. Which organ is the main digester and absorber of food?
[A] Colon
[B] Stomach
[C] Liver
[D] Small intestine

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