Top 15 General science MCQs for most of the competitive exams
Que 1: Bos Taurus is a scientific name of ………………..
(A) Buffalo
(B) Horse
(C) Cow
(D) Cat
Correct Ans: C
Que 2: …………….. includes all prokaryotic organism likes bacteria, cynobacterioa and archiobacteria
(A) Animalia
(B) Protista
(C) Monera
(D) Planatae
Correct Ans: C
Que 3: Which of the following symbiotic associations forms a lichen?
(A) An algae and a fungus
(B) An algae and a bryophyte
(C) A bacterium and a fungus
(D) A bacterium and a gymnosperm
Correct Ans: A
Que 4: Denatured alcohol
(A) is a form of alcohol
(B) is unfit for drinking as it contains poisonous substances
(C) contains coloured impurities
(D) is sweet to taste
Correct Ans: B
Que 5: Chromosomes are made up of
(A) DNA
(B) Protein
(C) DNA and Protein
(D) RNA
Correct Ans: C
Que 6: The danger signals are red while the eye is more sensitive to yellow because
(A) absorption in red is less than yellow and hence red is visible from a distance
(B) scattering in yellow light is less than red
(C) the wavelength of red light is more than yellow light
(D) none of the above reasons
Correct Ans: C
Que 7: Hemophilia is –
(A) caused by bacteria
(B) caused by virus
(C) caused by pollutants
(D) a hereditary defect
Correct Ans: D
Que 8: In human body, vitamin A is stored in the –
(A) liver
(B) skin
(C) lung
(D) kidney
Correct Ans: A
Que 9: Ondometer is a –
(A) Measuring instrument for distance covered by motor wheels
(B) Measuring instrument for frequency of electromagnetic waves
(C) Device for measuring sound intensity
(D) Measuring instrument for electric power
Correct Ans: B
Que 10: Which acid is used in rubber, textile, leather and electroplating industries ?
(A) Ethanoic acid
(B) Methanoic acid
(C) Malanic acid
(D) Butairic acid
Correct Ans: B
Que 11: ZnSO,4⋅7H2O is the chemical formula of which substance ?
(A) Green Vitriol
(B) Blue Vitriol
(C) White Vitriol
(D) Bleaching Powder
Correct Ans: C
Que 12: Stainless steel is usually made by Alloying the Steel with
(A) Copper and nickel
(B) Copper and chromium
(C) Chromium and Nickel
(D) Mangnese and copper
Correct Ans: C
Que 13: Pesticides are used to destroy
(A) Microorganism
(B) Poisonous substance in sail
(C) Poisonous plants
(D) Insects
Correct Ans: B
Que 14: According to the law of reflection ?
(A) Angle of incidence is greater than angle of reflection
(B) Angle of incidence is always equal to angle of reflection
(C) Angle of incidence is smaller the angle of reflection
(D) Both Angle are always unequal
Correct Ans: B
Que 15: Identify the largest muscle in the human body.
(A) Sartorius
(B) Gluteus Maximus
(C) Latissimus Dorsi
(D) Iliopsoas
Correct Ans: B
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