10% (w/w) sugar solution mean that 10 grams of solute dissolved in...? Mcqs

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10% (w/w) sugar solution mean that 10 grams of solute dissolved in...?

(A) 90g of water
(B) 95g of water

(C) 100g of water
(D) 105g of water

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The molecular model of DNA which suggests the basic mechanism replication was proposed by...?

(A) James Watson and Francis Crick
(B) Charles Darwin and Gregor Mendel

(C) Louis Pasteur and Robert Koch
(D) Albert Einstein and Max Planck

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Twinkling of stars is caused by ...?

(A) Reflection of light
(B) Polarization of light

(C) refraction of light
(D) Interference of light

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Latest MCQs

Sea food is an excellent source of protein because it's usually low in ______...?

(A) Fats
(B) Carbohydrates

(C) Proteins
(D) Minerals

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Numerical value of G is ______...?

(A) G = 6.673 10^-11 Nm^2 kg^-2
(B) G = 6.673 10^11 Nm^2 kg^-2

(C) G = 6.763 10^-11 Nm^2 kg^-2
(D) G = 6.763 10^11 Nm^2 kg^-2

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What is the 2nd closest galaxy to the Milky Way...?

(A) Triangulum
(B) Andromeda

(C) Messier 81
(D) Whirlpool

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Lactose is ______...?

(A) Grape sugar
(B) Honey sugar

(C) Milk sugar
(D) Cane sugar

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In an MRI machine, which one of the following is used...?

(A) Sound wave
(B) ‘X’-ray

(C) Ultra-sound wave
(D) Magnetic wave

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Less than one percent of Earth’s water is fresh water but Ocean contains what percent of the total water of planet Earth...?

(A) 99%
(B) 89%

(C) 77%
(D) 97%

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What is the chemical formula for Sodium carbonate _______ ...?

(A) Na3CO2
(B) CNa2O3

(C) Na2CO3
(D) Na3CO3

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