Which of the following is used as a lubricant...? Mcqs

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Which of the following is used as a lubricant...?

(A) Graphite
(B) Silica

(C) Iron oxide
(D) Diamond

✅ Correct Answer: Graphite

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Source: This question is taken from the Everyday Science

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When blue litmus paper dipped acids, its colour change to ____...?

(A) Pink
(B) Blue

(C) Yellow
(D) Red

✅ Correct Answer: Red

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Source: This question is taken from the Everyday Science

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What is the chemical formula for Sulfuric acid...?

(A) C2H6O
(B) CaSO4

(C) C2H4O2
(D) H2SO4

✅ Correct Answer: H2SO4

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Source: This question is taken from the Everyday Science

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Which of the following is used in water purification...?

(A) Reverse Osmosis
(B) Osmosis

(C) Cytolysis
(D) Turgor Pressure

✅ Correct Answer: Reverse Osmosis

Comments

Source: This question is taken from the Everyday Science

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Scientists who forecasting weather by continuously tracking and predicting the path of tornadoes, hurricanes or floods are called...?

(A) Geologists
(B) Meteorologists

(C) Astronomers
(D) Oceanographers

✅ Correct Answer: Meteorologists

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Which of the following processes is used in water purification...?

(A) Reverse Osmosis
(B) Osmosis

(C) Cytolysis
(D) Turgor Pressure

✅ Correct Answer: Reverse Osmosis

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

When red litmus paper dipped basic, its colour change to ____...?

(A) Blue
(B) Pink

(C) Red
(D) Dark

✅ Correct Answer: Blue

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Which one of the following tablets are used for water purification...?

(A) Aspirin
(B) Antibiotic

(C) Vitamin C
(D) Halazone

✅ Correct Answer: Halazone

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Surfactants reduce the ______ of water....?

(A) Viscosity
(B) Surface tension

(C) Boiling point
(D) Melting Point

✅ Correct Answer: Surface tension

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

For water purification, we use...?

(A) Chlorine
(B) Bromine

(C) Plants
(D) Young man

✅ Correct Answer: Chlorine

Comments

Source: This question is taken from the Everyday Science

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