Which of the following is an example of a solution...? Mcqs

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Which of the following is an example of a solution...?

(A) Sand and water
(B) Oil and water

(C) Sugar and water
(D) Salt and air

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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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A substance which produces hydroxyl ion (OH)- in the aqueous solution is called...?

(A) Oxidizing agent
(B) Reducing agent

(C) Base
(D) Acid

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A saturated solution of KCl on heating becomes _______...?

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

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The temperature at which two conjugate solutions change into one homogeneous solution is called__________...?

(A) Azeotrope
(B) Conjugate temperature

(C) Consolute temperature
(D) Eutectic point

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An example of ionic compound is _____...?

(A) H
(B) CH

(C) N
(D) NaCl

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Analytical solutions to Quadratic equations were introduced by__________...?

(A) Al-Khawarzimi
(B) Al-haitham

(C) IsasacNewton
(D) Pythagoras

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Butter is example of solution...?

(A) Gas-liquid
(B) Solid-liquid

(C) Liquid-solid
(D) Gas-solid

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An example of rhizome is_________...?

(A) Carrot
(B) Tomato

(C) Ginger
(D) Garlic

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Which of the following is not an example of concave mirror...?

(A) Cosmetic mirror
(B) Dentist mirror

(C) Security mirror
(D) Car headlight mirror

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Smoke is an solution of _________...?

(A) Solid in solid
(B) Solid in liquid

(C) Solid in gas
(D) Gas in gas

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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A substance which produces hydrogen ion (H+) in the aqueous solution is called...?

(A) Base
(B) Acid

(C) Oxidizing agent
(D) Reducing agent

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When a saturated solution is diluted, it change into ____...?

(A) Saturated solution
(B) Unsaturated solution

(C) Concentrated solution
(D) Supersaturated solution

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An egg sinks in soft water but floats in a concentrated solution of salt because...?

(A) egg absorbs salt from the solution and expands
(B) albumin dissolves in salt solution and egg becomes lighter

(C) the density of salt solution exceeds the density of eggs
(D) water has high surface tension

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Following are examples of convex mirrors except ____...?

(A) Rear-view mirror
(B) Dentist mirror

(C) Blind Corner mirror
(D) Security mirror

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Which one of the following forms weak electrolyte solution with water...?

(A) CH₃COOH
(B) H₂SO₄

(C) NaCl
(D) None of these

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