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 iron ore contains the highest percentage of iron content?
[A] Hematite
[B] Siderite
[C] Magnetite
[D] Limonite

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2. Which of the following celestial bodies contains abundant quantities of helium3 as a potential source of energy?
[A] Moon
[B] Earth
[C] Sun
[D] Mars

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3. Which of the following gases helps in bread/cake fermentation so as to make it soft and spongy?
[A] Carbon Monoxide
[B] Hydrogen
[C] Carbon Dioxide
[D] Oxygen

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

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

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5. Which of the following structures are present in the throat to prevent the air passage from collapsing?
[A] Rings of cartilage
[B] Rings of muscle
[C] Rings of bone
[D] Rings of connective tissue

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6. Jhum cultivation refers to ____:
[A] Terrace farming
[B] Jamun cultivation
[C] Step farming
[D] Shifting agriculture

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7. Filariasis is not transmitted by ____:
[A] Anopheles mosquito
[B] Aedes mosquito
[C] Culex mosquito
[D] Swamp mosquito

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8. Intensive cultivation refers to ___:
[A] Raising production by intensive use of existing land
[B] Raising production by large scale use of imported inputs
[C] Production with intensive use of labour
[D] Production with intensive use of fertilizer

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

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