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.

1. Which Vitamin is also known as Tocopherol?

[A] Vitamin D
[B] Vitamin E
[C] Vitamin K
[D] Vitamin B

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2. The name of Karl Landsteiner is associated with the discovery of which of the following ?

[A] Human Endocrine System
[B] Human Blood Groups
[C] Vitamin B Group
[D] Proteins

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3. Cell membranes contain some biochemicals which are responsible for cell recognition and adhesion. They are _________ ?

[A] Proteins
[B] Lipids
[C] glycoproteins and gycolipids
[D] None of the above

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4. In which of the following diseases copper accumulates in tissues ?

[A] Fabry disease
[B] Canavan disease
[C] Wilson’s disease
[D] Gunther disease

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5. Consider the Following: 

  1. Crop Rotation helps in avoiding the building up of Pathogens 
  2. Crop Rotation avoids Excessive depletion of Soil Nutrients 
  3. Crop Rotation involves alternative cultivation of cereals like wheat

Which among the above statements are correct?

[A] 1 & 2 only
[B] 2 only
[C] 1 & 3 only
[D] All are correct

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6. Which of the following statements is NOT true regarding the Vitamin C?

[A] Only Vitamin C is to be taken externally, all others are produced in the human body.
[B] Vitamin C is the only vitamin which is also a hormone.
[C] Scurvy is caused by the deficiency of Vitamin C
[D] Vitamin C is a water-soluble vitamin.

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7. Which among the following enzyme allows the cows to digest cellulose?

[A] beta-lactase
[B] alpha-amylase
[C] beta-amylase
[D] alpha-lactase

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8. Which of the following is / are correct statements about Banyan Tree, which is India’s National Tree?

  1. It is a member of mulberry family
  2. It begins its life as epiphyte
  3. It respires through its aerial roots

Select the correct option from the codes given below:

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

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9. In which among the following, the speed of sound would be maximum?

[A] Dry air at 0°C
[B] Dry air at 30°C
[C] Humid air at 0°C
[D] Humid air at 30°C

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10. To fight the problem of malnutrition, the government of India is promoting the use of ‘double fortified salt’ in recent times. Which among the following are the two minerals used in the double fortified salt?

[A] Iron and Calcium
[B] Iodine and Calcium
[C] Iron and Iodine
[D] Iron and Magnesium

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