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 is correct about effective nuclear charge experienced by the orbital?
[A] it increases with increase of azimuthal quantum number
[B] it increases with increase of magnetic quantum number
[C] it decreases with increase of azimuthal quantum number
[D] It is same everywhere

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2. What does Insulin do?
[A] Increases blood sugar
[B] Decreases blood sugar
[C] Constricts blood vessels
[D] Stimulates lactation

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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. In which of the following class are the pulse producing plants kept?

[A] Liliaceae
[B] Solanaceae
[C] Malvaceae
[D] Leguminosae

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

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6. Which gas is major contributor to greenhouse effect?

[A] Chloroflurocarbon
[B] Nitrogen dioxide
[C] Sulphur dioxide
[D] Carbon dioxide

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7. 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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8. Carolus Linnaeus System of classification is ____:
[A] Phylogenetic
[B] Binomial
[C] Natural
[D] Artificial

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9. Mycobacterium leprae is a ____:
[A] Bacillus
[B] Spiral
[C] Coccus
[D] Spore

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10. Penicillin is extracted from ____:
[A] Yeast
[B] Lichen
[C] Algae
[D] Fungus

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