Natural Science Quiz Questions and Answers for Competitive Exams
Science Quiz: 2020
(A) Methane
(B) Hydrogen
(C) Carbon-di-oxide
(D) Helium
Ans . A
26. What is the chemical name of Chinese salt?
(A) Monosodium glutamate
(B) Polythene
(C) Nylon
(D) Teri cot
Ans . A
27. Which is the purest form of carbon?
(A) Graphite
(B) Sodium Nitrate
(C) Methane
(D) Athens
Ans . A
28. Which is called white poison?
(A) Sugar
(B) Glucose
(C) Fructose
(D) Sweets
Ans . A
(A) Glucose
(B) Cellulose
(C) Fructose
(D) Sweets
Ans . A
30. What is the biological polymer in paper?
(A) Cellulose
(B) Polythene
(C) Nylon
(D) Teri cot
Ans . A
(A) Steroid
(B) Sedative
(C) Analgesic
(D) Hallucinogen
Ans . D
32. Which of the following substances undergo ‘sublimation’ on heating.
(1.) Iodine
(2.) Naphthalene
(3.) Camphor
(A) 1 and 2
(B) 1 and 3
(C) 2 and 3
(D) All of them
Ans . D
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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