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General Science Multiple Choice Questions with Answers | GkSeries

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General Science Multiple Choice Questions with Answers or solved MCQs with answers free download as PDF. These quiz objective questions are helpful for competitive exams SSC, UPSC, IAS, IPS, CDS, NDA, Railways or RRB etc.
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(16) Of the following, the poorest heat insulator is:
[A] Air
[B] Glass
[C] Aluminium
[D] Rock

Comment

Answer: Option [C]
(17) How dose the Sodawater go up in straw?
[A] By pushing cork of bottle
[B] By sucking Soda water sucked inside
[C] Carbon-di-oxide in Soda water pushes in the liquid
[D] The air is sucked out and the atmospheric pressure pushes in the liquid

Comment

Answer: Option [D]

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(18) Insulin controls the metabolism of :
[A] Fats
[B] Hormones
[C] Carbohydrates
[D] Proteins

Comment

Answer: Option [C]
(19) In the transfusion, the blood must be compatible not only in blood type but also in:
[A] RH Factor
[B] Number of the white cells
[C] Number of red cells
[D] Race of donor and recipient

Comment

Answer: Option [A]
(20) Which of the following allow the electric current to pass through it :
[A] Glasses
[B] Graphite
[C] Rubber
[D] P. V. C.

Comment

Answer: Option [B]

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