Which element has the second most % in human body...? Mcqs

Latest MCQs

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

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

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

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Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________...?

(A) ice sheet
(B) ice field

(C) glacier erosions
(D) ice cap

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Plants do exchange of gases through ______...?

(A) Roots
(B) Stomata

(C) Stem
(D) All of these

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Human bone does not contain_________...?

(A) Calcium
(B) Chondroitin sulfate

(C) Boron
(D) phosphate

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In general, Comets have __________ orbits...?

(A) Elliptical
(B) Highly elliptical

(C) Circular
(D) Parabolic

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Galvanised Iron sheets have a coating of____________...?

(A) Tin
(B) Silver

(C) Zinc
(D) Chromium

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Which of the following characteristics are examples of inherited traits in humans...?

(A) Colour of hair, skin, eyes
(B) Blood group

(C) Shape of nose and lips
(D) All of these

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In flowering plants xylem is made up of ____ types of tissues....?

(A) 1
(B) 2

(C) 3
(D) 4

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The entire light is reflected into the same denser medium, which is called total...?

(A) External reflection
(B) External refraction

(C) Internal reflection
(D) Internal refraction

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Diamond is an allotropic form of_______...?

(A) Carbon
(B) Hydrogen

(C) Nitrogen
(D) Silicon

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