everyday science MCQs – Page 15

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 Review each marked answer and report any item that may be outdated or unclear.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
281. Alzheimers disease in human beings is characterized by the degeneration of _______
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A. Spleen cells

B. Liver cells

C. Kidney cells

D. Nerve cells
282. What does TCM stand for in medical terms?
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A. Traditional Chinese medicine

B. Tele Communication Management

C. Techno Circuit Module

D. Tetra Carbon Mono oxide

283. Who developed the telegraph code?
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A. Andre Ampere

B. Jean Fourier

C. Joseph Henry

D. Samuel Morse
284. which of these plants open its mouth when insect sit on its lid?
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A. Sunflower

B. Brassica Plant

C. Pitcher plant

D. None of these

285. Earth is closest to the sun every year in early ______________, when its winter for the Northern Hemisphere. Were farthest away from the sun in early __________________, during our Northern Hemisphere summer.
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A. January July

B. June December

C. December June

D. July January

286. SI unit of time is_________?
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A. second

B. meter

C. kilo gram

D. volt

287. UV light falls in the category of___________?
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A. Visible light

B. Ionizing Radiations

C. Non Ionizing Radiation

D. None

288. Approximately how many Galaxies are there ?
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A. 10 Billion Galaxies

B. 1000 Billion Galaxies

C. 10000 Billion Galaxies

D. 100 Billion Galaxies
289. Border line which separates outer space from Earths atmosphere is known as___________?
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A. Venus line

B. Space line

C. Durand line

D. Karman line
290. Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?
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A. 20 minutes

B. 15 minutes

C. 10 minutes

D. 5 minutes

291. The longest bone in human body is___________?
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A. Femur

B. Humerus

C. Ulna

D. Tibia

292. Which of the following has the highest energy?
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A. gamma rays

B. radio waves

C. X-rays

D. Ultra-violet radiation

293. Big Bang was an explosion that occurred ?
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A. 15 Billion years ago

B. 10 Billion years ago

C. 20 Billion years ago

D. 25 Billion years ago

294. The sun is made up of 99.9% of ________________ and ______________?
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A. Hydrogen and Sulfur

B. Oxygen and Hydrogen

C. Hydrogen and Helium

D. Carbon and Silicon

295. One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?
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A. Normality

B. >Molality

C. Formality

D. Molarity

296. The rocks formed out of layers of sediment bonded together are known as _______________?
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A. Sedimentary rocks

B. All of the above

C. Metamorphic rocks

D. Igneous rocks

297. When a star becomes a singularity and has zero volume and infinite density, it is called_______________?
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A. Wolf-Raynet star

B. Blue giant

C. Black hole

D. White dwarf

298. Which one is the worlds largest mangrove forest(s)?
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A. Amazon Forest

B. Sundarbans Forest

C. Changa Manga Forest

D. None of the above

299. The scientific study of teeth is called ____________?
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A. Orthoepy

B. Odontology

C. Pedagogy

D. Ornithology

300. The speed of light with the rise in the temperature of the medium____________?
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A. Decrease

B. Increase

C. First decrease then increase

D. Remain the same