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 the limitations of Bohr’s model of atom?
[A] it cannot explain spectrum of atoms containing more than one electron
[B] it cannot explain the Zeeman effect
[C] it cannot explain the Stark effect
[D] All of the above

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2. What is the common name of ‘Ca(ClO)2’?
[A] Baking Soda
[B] Bleaching Powder
[C] Washing Soda
[D] Baking Powder

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

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

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4. Flowers emit fragrance to ____:
[A] Drive away flies
[B] Purify air
[C] Attract insects
[D] All of the above

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5. Jellyfish are an example of which type of phylum?

[A] Phylum -Protozoa
[B] Phylum -Porifera
[C] Phylum – Cnidaria
[D] Phylum -Ctenophora

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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. Which of the following cell organells are present only in plant cell?
[A] Lysosomes
[B] Plastids
[C] Mitochondria
[D] Cell membrane

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8. Which of the following plant hormones are incorrectly paired?
[A] Cytokinins- senescence
[B] Abscisic acid- transpiration
[C] Auxins- apical dominance
[D] Gibberlins- bud and seed dormancy

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9. An example of false fruit is ___:
[A] Guava
[B] Mango
[C] Tomato
[D] Apple

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10. The type of tail found in Shark is ____:
[A] Heterocercal
[B] Homocercal
[C] Protocercal
[D] Diphycercal

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