The property decides the order of elements in the modern periodic table is ____...? Mcqs

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The property decides the order of elements in the modern periodic table is ____...?

(A) The number of neutrons in the nucleus
(B) The number of electrons in the outermost shell

(C) The number of protons (atomic number) in the nucleus
(D) The atomic mass of the element

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The colour of an opaque or non-luminous object is the colour of light it _____...?

(A) Absorbs
(B) Reflects

(C) Transmits
(D) Refracts

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The distance of mercury from sun is__________...?

(A) 56 million km
(B) 57.9 million km

(C) 58.9 million km
(D) 59.1 million

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An animal that migrates great distances would obtain the greatest benefit from storing its energy as ____...?

(A) Fats
(B) Carbohydrates

(C) Protein
(D) Minerals

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In radio, what does the FM stands for...?

(A) Frequency modulation
(B) Frequency meter

(C) Fiber modulation
(D) Frequency Magnet

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How many chambers are in the human heart ...?

(A) 02
(B) 03

(C) 04
(D) 05

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Gravitational force is always ______...?

(A) Repulsive
(B) Attractive

(C) Both
(D) None of these

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Nuclear radiation is emitted by those elements whose:...?

(A) molecules are stable
(B) molecules are unstable

(C) nuclei are stable
(D) nuclei are unstable

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Rate of evaporation of a liquid can be increased by _____...?

(A) Increasing humidity
(B) Decreasing temperature

(C) Increasing its boiling point
(D) Decreasing atmospheric pressure

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___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km....?

(A) Troposphere
(B) Mesosphere

(C) Exosphere
(D) Stratosphere

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