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 elements is present in heavy water?
[A] Heavy Oxygen
[B] Heavy Hydrogen
[C] Heavy Chlorine
[D] Heavy Nitrogen

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2. Which one of the following is the smallest endocrine gland in human body?
[A] Pancreas
[B] Thyroid
[C] Pituitary
[D] Adrenal

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3. Among the given nutrients, milk is a poor source of which of the following?
[A] Carbohydrate
[B] Calcium
[C] Protein
[D] Vitamin C

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4. Solitary cymose inflorescence is observed in ____:
[A] Rose
[B] Tuberose
[C] Chinarose
[D] Gardenia

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5. Dumb-bell shaped guard cells are present in
____:
[A] Mango
[B] Wheat
[C] Gram
[D] Groundnut

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6. The deficiency of which nutrient causes night blindness?
[A] Vitamin A
[B] Vitamin C
[C] Vitamin K
[D] Proteins

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7. Production of alcohol from organic compounds by microorganisms is known as ____:
[A] Anaerobic respiration
[B] Aerobic respiration
[C] Combustion
[D] Fermentation

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8. The largest invertebrate is a/an ____:
[A] Sponge
[B] Mollusc
[C] Echinoderm
[D] Arthropod

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9. Meibomian glands are located in ____:
[A] Eye
[B] Ear
[C] Nose
[D] Skin

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10. pH of the human blood is ____:
[A] Slightly Acidic
[B] Highly Acidic
[C] Slightly Basic
[D] Highly Basic

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