During global warming, the percentage of carbon dioxide has ______...? Mcqs

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During global warming, the percentage of carbon dioxide has ______...?

(A) Remained unchanged
(B) Reduced in atmosphere

(C) Increased in atmosphere
(D) None of these

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The biggest planet in our solar system is___________...?

(A) Venus
(B) Pluto

(C) Jupiter
(D) None

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One Torr is equivalent to how many mm of Mercury...?

(A) 1 mm
(B) 10 mm

(C) 100 mm
(D) 0.1 mm

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The optical phenomenon in which the splitting of white light into seven distinct colors occur is called...?

(A) Refraction
(B) Dispersion

(C) Reflection
(D) Diffraction

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The frequency of ultrasound wave is typically...?

(A) Above 20 kHz
(B) Above 20,000 kHz

(C) Below 20 kHz
(D) Below 02 kHz

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Pen and a home which will need more velocity to escape from the earth...?

(A) pen needs less velocity
(B) home needs more velocity

(C) both need the same velocity
(D) none

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Which element has the third most % in human body...?

(A) Oxygen 65%
(B) Calcium 75%

(C) Hydrogen 10%
(D) Carbon 18%

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The products of the reaction between carbon dioxide and water are ______...?

(A) Glucose (C6H12O6) and Nitrogen (N2)
(B) Glucose (C6H12O6) and Oxygen (O2)

(C) Starch (C6H10O5) and Water (H2O)
(D) Cellulose (C6H10O5) and Carbon Monoxide (CO)

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In Fishes excretory Product is__________...?

(A) Nitrogen
(B) Ammonia

(C) Uria
(D) Carbon dioxide

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In bacteria mesosomes take the place of which one of the following...?

(A) Ribosome
(B) Mitochondria

(C) Golgi bodies
(D) None of these

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