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. Who discovered electron?
[A] John Dalton
[B] James Chadwik
[C] Ernest Rutherford
[D] J J Thomson

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2. 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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3. The suicidal bags of the cell are
____:
[A] Ribosomes
[B] Lysosomes
[C] Phagosomes
[D] Dictyosomes

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4. Epidermal cells of which part of plant often secrete a waxy water resistant layer on their outer surface?
[A] Aerial parts only
[B] Roots only
[C] Both aerial parts and roots
[D] Neither aerial parts nor roots

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5. 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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6. Wilting of plants occurs due to excessive ____:
[A] Respiration
[B] Glutation
[C] Absorption
[D] Transpiration

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7. Which of the following brings back deoxygenated blood from different parts of human body to heart?
[A] Veins
[B] Arteries
[C] Nerves
[D] Lungs

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8. The vitamin which is very labile and easily destroyed during cooking as well as storage is vitamin ____:
[A] Vitamin D
[B] Vitamin C
[C] Vitamin K
[D] Vitamin B6

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9. Which of the following cell organelle contains DNA apart from nucleus?
[A] Golgi Apparatus
[B] Mitochondria
[C] Cytoplasm
[D] Ribosome

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10. One of the best solutions to get rid of non-biodegradable wastes is ____:
[A] Burning
[B] Dumping
[C] Burying
[D] Recycling

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