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 are used as chemical agents in war?

  1. Mustard Gas
  2. Phosgene
  3. Sarin
  4. VX

Select the correct option from codes given below:

[A] 1 & 3 Only
[B] 1, 3 & 4 Only
[C] 2 & 4 Only
[D] 1, 2, 3 & 4

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2. Seaweeds are an important source of which of the following?
[A] Iron
[B] Chlorine
[C] Bromine
[D] Iodine

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3. Which of the following is not a multicellular organism?

[A] Fungi
[B] Hydra
[C] Spirogyra
[D] Paramecium

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4. Sleeping sickness disease spreads due to which of the following insect?

[A] Bedbugs
[B] Tsetse fly
[C] Louse
[D] Sand fly

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5. Which one of the following features is absent in a virus?
[A] Presence of cell wall
[B] Reproduce within host cell
[C] Fully parasitic in nature
[D] Presence of either DNA or RNA

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6. The biological process in which both aerobes and anaerobes degrade organic matter is ____:
[A] Digesting
[B] Composting
[C] Manuring
[D] Nutrifying

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7. The special modified epidermal cells surrounding stomatal pore are called ____:
[A] Accessory cells
[B] Epithelial cells
[C] Guard cells
[D] Subsidiary cells

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8. Which of the following statement is incorrect?
[A] Each sperm is a single cell
[B] Oviparous animal does not give birth to young ones
[C] External fertilisation takes place in frog
[D] Fertilisation is necessary even in asexual reproduction

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9. The pigment that gives human skin, hair and eyes their colour is called ____:
[A] Quinacridone
[B] Alizarin
[C] Melanin
[D] Phthalocyanine

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10. The duration 19-21 days refers to ___:
[A] The period of menstrual cycle soon after menstruation, during which fertilisation is most likely to occur
[B] Incubation period of hens egg
[C] Average life-span of a red blood cell in humans
[D] Period of completion of one schizogony cycle of malarial parasite inside a red blood cell

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