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1 Physics MCQs

The S.I. unit of refractive index is ?

  • Meter
  • Centimeter
  • Watt
  • No unit
0 Comments
Correct Answer: D. No unit

Explanation:

The refractive index (n) of a medium is a measure of how much ... Read More Details

2 Everyday Science MCQs

Soil acidity can be corrected by which method?

  • Proper irrigation
  • Adding sodium hydroxide
  • Liming
  • Application of fertilizers
0 Comments
Correct Answer: C. Liming

Explanation:

Soil acidity refers to the presence of excess hydrogen ions (H⁺) in the ... Read More Details

3 Everyday Science MCQs

Which of the following is not a primary color?

  • Red
  • Blue
  • Green
  • Yellow
0 Comments
Correct Answer: C. Green

Explanation:

Primary colors are the fundamental colors that cannot be created by mixing other ... Read More Details

4 Chemistry MCQs

Endothermic reactions are chemical reactions in which ________?

  • Heat is evolved
  • Heat is absorbed
  • Temperature increases
  • Light is produced
0 Comments
Correct Answer: B. Heat is absorbed

Explanation:

Endothermic reactions are chemical reactions that absorb energy, usually in the form of ... Read More Details

5 Physics MCQs

Which color of light is deviated the least when passing through a prism?

  • Red
  • Blue
  • Violet
  • Green
0 Comments
Correct Answer: A. Red

Explanation:

When light passes through a prism, it undergoes refraction, bending at the surfaces ... Read More Details

6 Everyday Science MCQs

The Fisher unit is used to measure which property?

  • Protein content
  • Flour color
  • Damaged starch
  • Flour particle size
0 Comments
Correct Answer: D. Flour particle size

Explanation:

The Fisher unit is a measurement used primarily in the milling and baking ... Read More Details

7 Everyday Science MCQs

What is the rank of the Earth in the Solar System in terms of size?

  • 5th
  • 4th
  • 3rd
  • None of these
0 Comments
Correct Answer: B. 4th

Explanation:

The Earth is the fourth-largest planet in the Solar System in terms of ... Read More Details

8 Chemistry MCQs

Which of the following is the major constituent of LPG (Liquefied Petroleum Gas)?

  • Methane
  • Ethane
  • Hydrogen
  • Butane
0 Comments
Correct Answer: D. Butane

Explanation:

Liquefied Petroleum Gas (LPG) is a flammable mixture of hydrocarbon gases used widely ... Read More Details

9 Chemistry MCQs

PVC (Polyvinyl Chloride) is obtained by the polymerization of which compound?

  • Propane
  • Vinyl chloride
  • Styrene
  • None of these
0 Comments
Correct Answer: B. Vinyl chloride

Explanation:

Polyvinyl Chloride (PVC) is one of the most widely used synthetic polymers in ... Read More Details

10 Biology Mcqs

Trachoma is a disease that affects which part of the body?

  • Brain
  • Spinal cord
  • Larynx
  • Eye
0 Comments
Correct Answer: D. Eye

Explanation:

Trachoma is a contagious infectious disease that primarily affects the eyes, specifically the ... Read More Details