10 Important General Science MCQs for most of the competitive exams
Que 1: Which is the largest organ in human beings?
(A) Skin
(B) Large Intestine
(C) Small Intestine
(D) Liver
Correct Ans: A
Que 2: Tectona grandis Linn is the scientific name of
(A) Guava
(B) Teak
(C) Amla
(D) Chiku
Correct Ans: B
Que 3: Which of the following is not true about Angiosperms?
(A) Dominant phase is gametophytes
(B) Vascular bundles are present
(C) Spores are heterospores
(D) Seeds are covered
Correct Ans: A
Que 4: Which of the following elements has the lowest melting point?
(A) Oxygen
(B) Gold
(C) Silver
(D) Manganese
Correct Ans: A
Que 5: RNA is a polymeric molecule. What does RNA stand for?
(A) Rado Nuclear Acid
(B) Resto Nucleus Acid
(C) Rhino Nuclear Acid
(D) Ribo Nucleic Acid
Correct Ans: D
Que 6: What is baking soda?
(A) Aluminium bicarbonate
(B) Sodium isolate
(C) Sodium bicarbonate
(D) Aluminium sulphate
Correct Ans: C
Que 7: Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?
(A) CH2ClF
(B) C2H2
(C) PF5
(D) COCl2
Correct Ans: A
Que 8: Who discovered X-Ray ?
(A) Wilhelm Rontgen
(B) William Lee
(C) X Rollswick
(D) I Thompson
Correct Ans: A
Que 9: An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton’s
(A) First law
(B) Second law
(C) Third law
(D) Fourth law
Correct Ans: A
Que 10: What is the unit of the physical quantity Entropy?
(A) watt per kelvin
(B) newton per kelvin
(C) pascal per kelvin
(D) joule per kelvin
Correct Ans: D
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