Everyday Science MCQs

5120 MCQs  (Page 464 of 512)

Attempt Everyday Science MCQs Quiz
Natural Radioactivity was discovered by Becquerel in ____________?
A. 1766
B. 1896
C. 1935
D. 2001
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A light year is a unit of ?
A. Time
B. Energy
C. Distance
D. Mass
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Secretin is secreted when _________ touches alimentary canal.
A. Acidic
B. Basic
C. Neutral
D. All of these
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The color of a sedimentary rock is often mostly determined by___________?
A. Zinc
B. Iron
C. Calcium
D. None of these
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Pregnancy time period of “mice” is ___________?
A. 2 weeks
B. 2.5 weeks
C. 3 weeks
D. 4 weeks
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Which planet looks reddish in the night sky ?
A. Jupiter
B. Saturn
C. Mars
D. Mercury
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The decomposition of nitroglycerine is an example of:
A. Self catalytic reaction
B. Enzyme catalytic reaction
C. Autocatalytic reaction
D. Induced catalysis
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The phenomenon of negative catalysis is also known as:
A. Auto catalysis
B. Self catalysis
C. Inhibition
D. Enzyme catalysis
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Ostwald’s dilution law applicable to:
A. All electrolytes
B. Strong electrolytes
C. Non electrolytes
D. Weak electrolytes
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The best indicator for titrating HCl with NH4OH is: _________?
A. Methyl orange
B. Litmus
C. Phenol red
D. Phenopthalein
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Word of the Day
28 Jul
Fragile
(of an object) easily broken or damaged.
نازک، کاغذی، آسانی سے ٹوٹ جانیوالا

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