As the temperature rises, the speed of sound:
(A) Drops
(B) rises
(C) Remains constant
(D) Becomes unpredictable
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Submitted by :- Muhammad Nawaz
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
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The organic nutrient with the high calorific value is:
Cola seeds contains quantities of:
Which is used in measurement of high temperature?
(A) Mercury thermometers
(B) Platinum resistance thermometers
(C) Thermo-electric pyrometers
(D) None of these
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Submitted by :- Muhammad Nawaz
Chemical compounds, Protein in nature, made in the cells of living organisms are called:
(A) Hormones
(B) Enzymes
(C) Amino acids
(D) Vitamins
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Submitted by :- Muhammad Nawaz
Unequal expansion of metals makes possible the operation:
(A) Aneroid barometer
(B) Hygrometers
(C) Liquid thermometers
(D) Thermostats
..
Show Correct AnswerSubmitted by :- Muhammad Nawaz
When water vapours come into contact with the earth vegetation, it leaves drops of water on its leaves, what is called?
Atom is the smallest particle which is_________?
Which statement is incorrect ?
A. All the metals are good conductor of electricity
B. All the metals are good conductor of heat
C. All the metals form positive ions
D. All the metals form acidic oxides
Submitted by :- Jamil Ahmed
Main use of salt in diet is to : ___________?
A. ease the process of cooking
B. increase the taste
C. produce small amount of hydrochloric acid required for digestion
D. increase solubility of food particles in water
Submitted by :- Jamil Ahmed