everyday science MCQs – Page 14

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 Review each marked answer and report any item that may be outdated or unclear.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
261. Which of the following vitamins is synthesized in the body by intestinal bacteria_______?
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A. Vitamins E

B. Vitamins B1

C. Vitamins K

D. Vitamins B12

262. Second ionization energy:
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A. may be greater or less than the first ionization energy depending on the nature of the element

B. is always greater than first ionization energy

C. is equal to the first ionization energy

D. is always less than first ionization energy

263. Fuzzy logic is a part of_________________?
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A. Computer science

B. Aristotles philosophy

C. Sophism

D. Epicurianism

264. When water is filled in a bottle and is allowed to freeze, the bottle breaks because
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A. Water expands on freezing

B. Bottle contracts at freezing point

C. None of the above

D. temperature outside the bottle is less than that inside the bottle.

265. Honey contain glucose and fructose along with some other ingredients, it has greater viscosity due to____________?
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A. irregular shape of the molecules and strong inter-molecular forces

B. hydrogen bonding

C. irregular shape of the molecules

D. greater molecular size

266. Big Bang theory explains_____________?
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A. Laws of physics

B. Origin of Universe

C. None of above

D. Origin of Sun

267. It is impossible for a type of O+ baby to have a type of____________mother:
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A. O+

B. AB-

C. none

D. O-

268. The speed of light is __________?
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A. none of these

B. 280,000 km/s

C. 320,000 km/s

D. 300,000 km/s
269. A wind which reverses seasonally is known as_____?
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A. Trade

B. Cyclonic

C. Polar

D. Monsoon
270. The study of cancer is called_____________?
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A. Genomic

B. Zoology

C. Ecology

D. Oncology
271. The inner most part of the earth is__________?
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A. None of these

B. Mental

C. Crust

D. Core
272. A man can survive without food for atleast?
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A. 2 month

B. 3 month

C. 1 month

D. 4 month

273. Basha Dam is to be constructed on___________?
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A. River Chenab

B. River Jhelum

C. River Sutlaj

D. None (On Indus River in Gilgit-Baltistan)
274. The earths ___________ is divided into 15 major plates of various sizes
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A. Stratosphere

B. None

C. Lithosphere

D. Mesosphere

275. What is the smallest unit of heredity?
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A. Nucleotides

B. Chromosomes

C. none

D. Gene
276. Color of the glow produced in the discharge tube:
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A. depends on the pressure in the discharge tube

B. depends on the metal used as cathode

C. depends on the gas used in the discharge tube

D. does not depend on the nature of the gas used in the discharge tube

277. Which planet is much brighter in our solar system?
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A. Jupiter

B. Mercury

C. Venus

D. Earth

278. In the Composition of the earth, Aluminum is _______________?
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A. 14.50%

B. 8.23%

C. 20.30%

D. 27.50%

279. By which process copper is refined ____________?
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A. Oxidation

B. Zone Refining

C. Electrolysis

D. Roasting
280. Spinach leaves are rich source of________
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A. Carotene

B. Amino acid

C. Vitamin E

D. Iron