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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 Biology Mcqs

Which group of compounds are classified as carbohydrates?

  • Sugar and proteins
  • Starch and proteins
  • Starch and sugar
  • None of these
0 Comments
Correct Answer: C. Starch and sugar

Explanation:

Carbohydrates are one of the four major classes of biological macromolecules, along with ... Read More Details

2 Biology Mcqs

What is the normal platelet count range in human blood?

  • 1.5 lakh – 4.5 lakh platelets per liter of blood
  • 1.5 lakh – 4.5 lakh platelets per microliter of blood
  • 1.5 million – 4.5 million platelets per liter of blood
  • 1.5 million – 4.5 million platelets per microliter of blood
0 Comments
Correct Answer: B. 1.5 lakh – 4.5 lakh platelets per microliter of blood

Explanation:

Platelets, also called thrombocytes, are small cell fragments in human blood that play ... Read More Details

3 Biology Mcqs

In Essential Thrombocythemia (ET), the bone marrow produces ?

  • Too few platelets
  • Normal platelets
  • Too many platelets
  • Does not affect
0 Comments
Correct Answer: C. Too many platelets

Explanation:

Essential Thrombocythemia (ET) is a rare chronic blood disorder in which the bone ... Read More Details

4 Biology Mcqs

In thrombocytopenia, the bone marrow produces __________?

  • Too few platelets
  • Normal platelets
  • Too many platelets
  • Does not affect
0 Comments
Correct Answer: A. Too few platelets

Explanation:

Thrombocytopenia is a medical condition in which the platelet count in the blood ... Read More Details

5 Physics MCQs

What is the speed of sound in water at 20 °C?

  • 1450 m/s
  • 1474 m/s
  • 1498 m/s
  • 1500+ m/s
0 Comments
Correct Answer: B. 1474 m/s

Explanation:

The speed of sound in a medium depends on two main factors: the ... Read More Details

6 Physics MCQs

With the rise in temperature, the electrical conductivity of metals ?

  • Remains the same
  • Increases
  • Decreases
  • None of these
0 Comments
Correct Answer: C. Decreases

Explanation:

The electrical conductivity of metals depends on how easily free electrons can move ... Read More Details

7 Chemistry MCQs

Which substance is mainly used in the making of matchsticks?

  • Sulphur
  • Zinc
  • Acid
  • Phosphorus
0 Comments
Correct Answer: D. Phosphorus

Explanation:

The making of matchsticks is a classic example of applied chemistry. The main ... Read More Details

8 Chemistry MCQs

Cooking gas is mainly a mixture of which two gases?

  • Hydrogen and Oxygen
  • Methane and Carbon Dioxide
  • Methane and Oxygen
  • None of these
0 Comments
Correct Answer: C. Methane and Oxygen

Explanation:

Cooking gas is a common term used for the fuel that powers stoves ... Read More Details

9 Biology Mcqs

Which blood cells are called the “soldiers of the body”?

  • White Blood Cells (WBC)
  • Platelets
  • Red Blood Cells (RBC)
  • All of these
0 Comments
Correct Answer: A. White Blood Cells (WBC)

Explanation:

In the human body, blood is made up of different types of cells, ... Read More Details

10 Physics MCQs

Who invented the mass spectrograph?

  • Ernest Rutherford
  • James Chadwick
  • F. W. Aston
  • None of these
0 Comments
Correct Answer: C. F. W. Aston

Explanation:

The mass spectrograph is a scientific instrument that separates atoms and molecules based ... Read More Details

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