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. The second Green Revolution aims at increasing agricultural output to promote ____:
[A] Development of rural sector
[B] Availability of easy credit to big farmers
[C] Co-operative farming
[D] Inclusive growth

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2. Which of the following is not a connective tissue?

[A] Cardiac Muscle
[B] Areolar Tissue
[C] Compact Bone
[D] Adipose Tissue

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3. Uric acid is the chief nitrogenous wastes in ____:
[A] Frogs
[B] Birds
[C] Fishes
[D] Mankind

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4. 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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5. Consider the following statements about how plants absorb nitrogen:

  1. Plants absorb nitrogen in the form of inorganic nitrates or nitrites.
  2. Plants take in nitrogen in the form of organic compounds.
  3. Nitrogen is directly taken up by the plants from the atmosphere.

Which of the above statements is / are correct?

[A] Only 1 and 2
[B] Only 1 and 3
[C] Only 2 and 3
[D] All of these

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6. A molecule in plants comparable to haemoglobin in animals is ____:
[A] Carotene
[B] Chlorophyll
[C] Cellulose
[D] Cytochrome

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

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8. Oxygenated blood is carried by _____:
[A] Hepatic portal vein
[B] Renal vein
[C] Pulmonary artery
[D] Pulmonary vein

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9. What is the average life of Red Blood Cells in human body?
[A] Around 120 days
[B] Around 200 days
[C] Around 400 days
[D] Equivalent to human’s life

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10. Smut of wheat is caused by ____:
[A] Puccinia graminis
[B] Colletotrichum falcatum
[C] Ustilago maydis
[D] Ustilago tritici

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