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1 Everyday Science MCQs

A pulsar is a rapidly spinning neutron star which emits:

  • Radio waves detectable from Earth
  • A gravitational pull which attracts high energy dust particles
  • Enough energy to power itself indefinitely
  • A blinding light when it aligns with the planets
0 Comments
Correct Answer: A. Radio waves detectable from Earth

Explanation: A pulsar is a rapidly spinning neutron star that emits radio waves detectable from Earth. ... Read More Details

2 Everyday Science MCQs

In a typical H-R diagram, stars are graphed by these two characteristics:

  • Temperature and luminosity
  • Luminosity and distance
  • Distance and temperature
  • Size and distance
0 Comments
Correct Answer: A. Temperature and luminosity

Explanation: The Hertzsprung-Russell (H-R) diagram graphs stars based on their temperature and luminosity. This diagram is ... Read More Details

3 Everyday Science MCQs

When a star becomes a singularity and has zero volume and infinite density, it is called?

  • Wolf-Raynet star
  • White dwarf
  • Black hole
  • Blue giant
0 Comments
Correct Answer: C. Black hole

Explanation: A star that collapses into a singularity with zero volume and infinite density becomes a ... Read More Details

4 Everyday Science MCQs

PSR J0108-1431 is the closest known ______________ to Earth?

  • Quasar
  • Pulsar
  • Red giant
  • Black hole
0 Comments
Correct Answer: B. Pulsar

Explanation: PSR J0108-1431 is the closest known pulsar to Earth, making it an important object in ... Read More Details

5 Everyday Science MCQs

Sunlight is composed of___________?

  • seven colours
  • eight colours
  • three colours
  • six colours
0 Comments
Correct Answer: A. seven colours

Explanation: Sunlight is made up of seven visible colours that combine to form white light. Most ... Read More Details

6 Everyday Science MCQs

Which is least Conductor of Electricity among the following?

  • Wood
  • Iron
  • Copper
  • Water
0 Comments
Correct Answer: A. Wood

Explanation: Wood is the worst conductor of electricity among the listed options, making it a natural ... Read More Details

7 Everyday Science MCQs

What does TCM stand for in medical terms?

  • Traditional Chinese medicine
  • Tele Communication Management
  • Techno Circuit Module
  • Tetra Carbon Mono oxide
0 Comments
Correct Answer: A. Traditional Chinese medicine

Explanation: TCM stands for Traditional Chinese Medicine, a complete medical system used for thousands of years. ... Read More Details

8 Everyday Science MCQs

Which Gas is used in the preparation of Soft drinks?

  • Halogen
  • Carbon dioxide
  • Nitrogen
  • Oxygen
0 Comments
Correct Answer: B. Carbon dioxide

Explanation: Carbon dioxide is the gas that makes soft drinks fizzy and gives them their refreshing ... Read More Details

9 Everyday Science MCQs

Which meter is used for measuring velocity?

  • Speedometer
  • Hygrometer
  • Anemometer
  • Odometer
0 Comments
Correct Answer: A. Speedometer

Explanation: A speedometer is the instrument used to measure the velocity of a moving vehicle. Velocity ... Read More Details

10 Everyday Science MCQs

In the manufacture of banaspati ghee the gas used is?

  • Hydrogen
  • Oxygen
  • Helium
  • Nitrogen
0 Comments
Correct Answer: A. Hydrogen

Explanation: Hydrogen gas is the key element used in making banaspati ghee through a process called ... Read More Details