The most abundant element in sea water is...? Mcqs

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The most abundant element in sea water is...?

(A) Chlorine
(B) Sodium

(C) Sulfur
(D) Magnesium

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Latest MCQs

Comets are made mostly of ______________...?

(A) Ice and dust
(B) Dust and lights

(C) Ice, dust and lights
(D) All of the above

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Latest MCQs

When a substance is dissolved in a liquid and no new substance is formed. What will these substances are called...?

(A) Solute
(B) Solution

(C) Compound
(D) None

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Latest MCQs

Hydrogen peroxide (H2O2)______________...?

(A) helps line up cell proteins
(B) is poisonous to tissues

(C) is often needed as a catalyst
(D) aids in oxidation of glucose

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Latest MCQs

Which of the following will be attracted to the magnet...?

(A) An iron kettle
(B) A rubber ball

(C) A copper plate
(D) An elastic band

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The rocks formed out of layers of sediment bonded together are known as _______________...?

(A) Metamorphic rocks
(B) Sedimentary rocks

(C) Igneous rocks
(D) All of the above

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Latest MCQs

Decrease of the size (length, area and volume) of a body due to change in temperature is called...?

(A) Thermal Expansion
(B) Thermal Contraction

(C) Thermal Density
(D) Thermal Compression

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Places experiencing equal impact of an earthquake are called_________________...?

(A) Seismic lines
(B) Seismic built

(C) Seismic plates
(D) Seismic waves

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Latest MCQs

One Astronomical unit is equal to how much Km in whole numbers...?

(A) 160 million km
(B) 140 million km

(C) 150 million km
(D) 130 million km

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Latest MCQs

Wavelength symbol “λ” is termed as ____...?

(A) Delta
(B) Gamma

(C) Omega
(D) Lambda

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