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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 Environmental Science MCQs

Which of the following source of energy is caused by uneven heating of Earth’s surface?

  • Wind
  • Solar
  • Biomass
  • None of these
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Correct Answer: A. Wind

Explanation:

Wind energy is a type of renewable energy that is produced by the ... Read More Details

2 Environmental Science MCQs

Global winds towards western direction are known as:

  • Trade winds
  • Western winds
  • Reynolds wind
  • None of these
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Correct Answer: A. Trade winds

Explanation:

Global winds are large-scale wind patterns that blow steadily across the Earth’s surface ... Read More Details

3 Physics MCQs

In the structure of fiber, the light is guided through the core due to total internal:

  • Reflection
  • Refraction
  • Diffraction
  • None of these
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Correct Answer: A. Reflection

Explanation:

Optical fibers are thin strands of glass or plastic that are used to ... Read More Details

4 Physics MCQs

The waves which are used for line of sight (LOS) communication are called:

  • Space waves
  • Cable waves
  • Antenna waves
  • None of these
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Correct Answer: A. Space waves

Explanation:

Line of sight (LOS) communication is a method in which signals travel directly ... Read More Details

5 Everyday Science MCQs

Sunlight is composed of?

  • Three colours
  • Six colours
  • Seven colours
  • Eight colours
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Correct Answer: C. Seven colours

Explanation:

Sunlight is made up of seven colours, which form the visible light spectrum. When white ... Read More Details

6 Everyday Science MCQs

What type of blood does the heart pump to the lungs for oxygenation?

  • Deoxygenated blood
  • Lymph fluid
  • Atria blood
  • Oxygenated blood
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Correct Answer: A. Deoxygenated blood

Explanation:

The human heart is a muscular organ that works like a pump to circulate blood ... Read More Details

7 Everyday Science MCQs

The transparent front part of the eye that covers the iris and pupil is called:

  • Retina
  • Cornea
  • Lens
  • Sclera
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Correct Answer: B. Cornea

Explanation: The transparent front part of the eye is called the cornea. It covers the iris, ... Read More Details

8 Everyday Science MCQs

What is the average volume of blood in a healthy adult human body?

  • 2 to 3 liters
  • 3 to 4 liters
  • 4 to 5 liters
  • 5 to 6 liters
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Correct Answer: D. 5 to 6 liters

Explanation: The average volume of blood in a healthy adult human body is about 5 to ... Read More Details

9 Everyday Science MCQs

The ozone layer is located at what height above the Earth’s surface?

  • 2 km to 20 km
  • 12 km to 50 km
  • 50 km to 100 km
  • 5 km to 25 km
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Correct Answer: B. 12 km to 50 km

Explanation: The ozone layer is found in the Earth’s stratosphere, which is located between about 12 ... Read More Details

10 Everyday Science MCQs

What is the average thickness of human skin?

  • 0.2 mm
  • 1 mm
  • 2 mm
  • 5 mm
0 Comments
Correct Answer: C. 2 mm

Explanation: The average thickness of human skin is about 2 millimeters (mm). Skin is made of ... Read More Details

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