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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 Everyday Science MCQs

Which of the following atmospheric layers help in radio communication?

  • Exosphere
  • Ionosphere
  • Troposphere
  • Stratosphere
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Correct Answer: B. Ionosphere

Explanation:

Earth’s atmosphere is divided into several layers, including the troposphere, stratosphere, mesosphere, thermosphere, ... Read More Details

2 Physics MCQs

A moderator is used in nuclear reactor in order to?

  • Accelerate the neutrons
  • Slow down the speed of the neutrons
  • Increase the number of electrons
  • Decrease the number of electrons
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Correct Answer: B. Slow down the speed of the neutrons

Explanation:

In a nuclear reactor, controlled nuclear fission takes place to release energy. Fission ... Read More Details

3 Everyday Science MCQs

Sedimentary rocks are __________?

  • Porous
  • Hard
  • Rough
  • Brittle
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Correct Answer: A. Porous

Explanation:

Sedimentary rocks are one of the three major types of rocks found on ... Read More Details

4 Physics MCQs

A moderator is used in a nuclear reactor in order to:

  • Accelerate the neutrons
  • Slow down the speed of the neutrons
  • Increase the number of electrons
  • Decrease the number of electrons
0 Comments
Correct Answer: B. Slow down the speed of the neutrons

Explanation:

A nuclear reactor is a device used to control and sustain a nuclear ... Read More Details

5 Everyday Science MCQs

Sedimentary rocks are __________?

  • Porous
  • Hard
  • Rough
  • Brittle
0 Comments
Correct Answer: A. Porous

Explanation:

Sedimentary rocks are a major type of rock found on the Earth’s surface. ... Read More Details

6 Chemistry MCQs

Which one of the following is a non-metallic mineral?

  • Manganese
  • Magnesium
  • Gypsum
  • Bauxite
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Correct Answer: C. Gypsum

Explanation:

Minerals are naturally occurring substances found in the Earth’s crust that can be ... Read More Details

7 Everyday Science MCQs

Ozone layer prevents ______________ radiation from entering the atmosphere?

  • Infra-red
  • Ultraviolet
  • X-rays
  • Gamma rays
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Correct Answer: B. Ultraviolet

Explanation:

The ozone layer is a thin, protective shield found in the stratosphere, a ... Read More Details

8 Everyday Science MCQs

Aurora Borealis, the red and green lights in the northern sky, is caused by radiations from:

  • Ionosphere
  • Troposphere
  • Mesosphere
  • Stratosphere
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Correct Answer: A. Ionosphere

Explanation:

Aurora Borealis, commonly known as the Northern Lights, is a fascinating natural phenomenon ... Read More Details

9 Everyday Science MCQs

Yeast is used in making bread because it produces:

  • Carbon dioxide
  • Sugar
  • Bacteria
  • Oxygen
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Correct Answer: A. Carbon dioxide

Explanation:

Yeast is a microscopic, single-celled fungus widely used in the baking industry, particularly ... Read More Details

10 Everyday Science MCQs

Oasis is associated with:

  • Glaciers
  • Desert
  • Islands
  • Volcanoes
0 Comments
Correct Answer: B. Desert

Explanation:

An oasis is a small, fertile area in the middle of a desert, ... Read More Details

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