everyday science MCQs – Page 18

Practise multiple-choice questions from everyday science for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

everyday science Mcqs
341. Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?
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A. radio, visible, infrared, ultraviolet, x-ray, gamma ray

B. radio, infrared, visible, ultraviolet, x-ray, gamma ray

C. visible, radio, infrared, ultraviolet, x-ray, gamma ray

D. radio, infrared, visible, x-ray, gamma ray, ultraviolet

342. You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star.
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A. Wolf-Rayet star

B. Pulsar

C. Stellar storm

D. Red supergiant

343. The chemical name of quartz is:
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A. Aluminium Oxide

B. Silicon Dioxide

C. Stannous Oxide

D. None

344. Periodontics deals with _____________?
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A. Surgery of spine

B. Dentistry

C. Stomach disorders

D. Heart attacks

E. Ligaments restoration

345. which of the following planets is known as morning star?
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A. Mercury

B. Mars

C. Saturn

D. VENUS
346. _________ is anything that takes up space and has mass.
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A. Energy

B. Gravity

C. Matter

D. Plasma

347. An extremely small piece of silicon on which integrated circuits are implicated is called __________________?
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A. Card Reader

B. Hollerith Code

C. Feed

D. Chip
348. Which of these is not a region of the spinal cord?
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A. Lumbar

B. Thoracic

C. none

D. Pelvic
349. Which of the following is a substance?
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A. Tape water

B. Sand

C. Sea water

D. Graphite

E. Brass

350. Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?
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A. covalent network solids

B. molecular solids

C. ionic substances

D. metallic substances
351. If the length of a heater coil is reduced by 10% of its original length, then Power consumed by heater will?
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A. Increase by 0.5%

B. Decrease by 0.5%

C. Increase over 10%

D. Decrease by 10%
352. What are the three subatomic particles of an atom?
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A. Protons,Nucleus & Elements.

B. Elements,Nucleus & Protons

C. Protons,Nucleus & Electrons

D. Protons,Neutrons & Electrons
353. The speed of sound in air at sea level is approximately____________?
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A. 340 meters per second

B. 370 meter per second

C. 320 meter per second

D. 300 meter per second

354. What are considered the building blocks of matter?
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A. Elements

B. Atoms

C. Protons

D. Molecules

355. Which of the following cells are Colourless?
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A. platelets

B. White blood cells

C. Monocytes

D. Red blood cells

356. Phosphorus is an essential component of one of the following biological molecules:
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A. None

B. Nucleic acids

C. Carbohydrates

D. Amino acids

357. What kind of weathering takes place on the valley side above the surface of the glacier?
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A. Frost shattering

B. Abrasion

C. Plucking

D. Chemical weathering

358. The oldest barrage on the river Indus at Sukkur was built in_____?
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A. 1940

B. 1928

C. 1932

D. 1930

359. All of the following are electromagnetic radiations except__________?
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A. X-Rays

B. Red light

C. Photon

D. Sound waves
360. Mercury is also known as_________?
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A. Shine Silver

B. Slippery Silver

C. Slow Silver

D. Quick Silver