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Everyday Science MCQs

Learn important and useful science facts that help you in daily life and job exams with our Everyday Science MCQs. This section covers simple questions from physics, chemistry, biology, environment, and general science. You will understand things like how the human body works, how machines run, natural events, and more. These MCQs are made for job tests like FPSC, NTS, PPSC, SPSC, BPSC, PMS, CSS, ISSB, and one-paper exams. All questions follow the latest syllabus and paper patterns. At Jobexams, we prepare everything to help you pass your job exams and job tests easily. New questions are added regularly — so you can stay ready and confident.

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1 Chemistry MCQs

Permanent hardness of water can be removed by adding which substance?

  • Sodium carbonate (Na₂CO₃)
  • Alum (KAl(SO₄)₂·12H₂O)
  • Potassium permanganate (KMnO₄)
  • Lime (Ca(OH)₂)
0 Comments
Correct Answer: A. Sodium carbonate (Na₂CO₃)

Explanation:

Water hardness is a common issue that affects domestic and industrial water use. ... Read More Details

2 Biology Mcqs

The human eye has approximately how many megapixels of resolution?

  • 1080 MP
  • 720 MP
  • 576 MP
  • 570 MP
0 Comments
Correct Answer: C. 576 MP

Explanation:

The human eye is a highly specialized organ designed to detect light, color, ... Read More Details

3 Biology Mcqs

Medium-sized kidney stones are usually removed by __________?

  • Dialysis
  • Lithotripsy
  • Excretion
  • Laser
0 Comments
Correct Answer: B. Lithotripsy

Explanation:

Kidney stones, also called renal calculi, are hard mineral deposits that form inside ... Read More Details

4 Physics MCQs

In radiation, which of the following has the strongest photons?

  • X-rays
  • Gamma rays
  • Microwaves
  • Electromagnetic waves
0 Comments
Correct Answer: B. Gamma rays

Explanation:

Radiation is the transmission of energy in the form of waves or particles. ... Read More Details

5 Everyday Science MCQs

Permanent hardness of water can be removed by adding ___________?

  • Sodium carbonate
  • Alum
  • Potassium permanganate
  • Lime
0 Comments
Correct Answer: A. Sodium carbonate

Explanation:

Water hardness refers to the presence of dissolved calcium (Ca²⁺) and magnesium (Mg²⁺) ... Read More Details

6 Everyday Science MCQs

The human eye is approximately equal to how many megapixels?

  • 1080 MP
  • 720 MP
  • 576 MP
  • 570 MP
0 Comments
Correct Answer: C. 576 MP

Explanation:

The human eye is an extraordinary organ, capable of perceiving millions of colors, ... Read More Details

7 Everyday Science MCQs

Vitamin C is essential for ___________?

  • Appetite
  • Growth and repair of tissues
  • Muscles
  • Brain
0 Comments
Correct Answer: B. Growth and repair of tissues

Explanation:

Vitamin C, also known as ascorbic acid, is one of the most important ... Read More Details

8 Everyday Science MCQs

Who discovered that the Earth is not the center of the universe?

  • Aristotle
  • Nicolaus Copernicus
  • Sir Isaac Newton
  • None of these
0 Comments
Correct Answer: B. Nicolaus Copernicus

Explanation:

In ancient times, most people believed that Earth was the center of the ... Read More Details

9 Biology Mcqs

Which material is most commonly used for the generation of biogas?

  • Animal wastes
  • Forest residues
  • Aquatic plants
  • None of these
0 Comments
Correct Answer: A. Animal wastes

Explanation:

Biogas is a renewable source of energy produced by the breakdown of organic ... Read More Details

10 Physics MCQs

Which of the following is NOT an example of a renewable energy source?

  • Wind energy
  • Solar energy
  • Coal
  • Hydroelectric power
0 Comments
Correct Answer: C. Coal

Explanation:

Energy sources are broadly classified into renewable and non-renewable based on how quickly ... Read More Details

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