The Carbon Dioxide in the atmosphere, by volume, is_______...? Mcqs

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The Carbon Dioxide in the atmosphere, by volume, is_______...?

(A) 0.039%
(B) 3.9%

(C) 13%
(D) 30%

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Which of the following is not a primary colour ________....?

(A) Red
(B) Blue

(C) Green
(D) Yellow

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Retinol is the chemical name of...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin C
(D) Vitamin K

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Smoke is an solution of _________...?

(A) Solid in solid
(B) Solid in liquid

(C) Solid in gas
(D) Gas in gas

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What are the charges of Proton, Electron, and Neutron respectively...?

(A) Negative, Positive, Neutral
(B) Neutral, Negative, Positive

(C) Positive, Negative, Neutral
(D) Neutral, Positive, Negative

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Dioptre is used to measure ...?

(A) Lens refractive power
(B) Luminous intensity

(C) Power
(D) Distance of heavenly bodies

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Which of the following is not an Arrhenius acid...?

(A) HCl
(B) CO2

(C) HNO3
(D) H2SO4

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Which animal has no vocal chords ...?

(A) Lion
(B) Zebra

(C) Dolphin
(D) Giraffes

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How long does it take for the moon to orbit the earth once...?

(A) 26.3 days
(B) 27.3 days

(C) 28.3 days
(D) 30.3 days

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What are Vaccines...?

(A) Same as monoclonal antibodies
(B) MHC proteins

(C) Treated bacteria or virus or one of their proteins
(D) Sounds of nuclacic acids

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