For water purification, we use...?

PPSC Past Papers

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

For water purification, we use...?

(A) Chlorine

(B) Bromine

(C) Plants

(D) Young man

✅ Correct Answer: Chlorine

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Analysis deals with the identification of presence of functional groups in compounds is _______...?

(A) Physical qualitative analysis

(B) Analytical qualitative analysis

(C) Organic qualitative analysis

(D) Inorganic qualitative analysis

✅ Correct Answer: Organic qualitative analysis

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

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

(A) Aspirin

(B) Antibiotic

(C) Vitamin C

(D) Halazone

✅ Correct Answer: Halazone

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which is not a cause of water pollution...?

(A) Gases from household materials

(B) Sewage water from homes

(C) Untreated water from industries

(D) Water runoff from agriculture

✅ Correct Answer: Gases from household materials

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which led to the diversification of life...?

(A) Mesozoic Era

(B) Paleozoic Era

(C) Cenozoic Era

(D) Precambrian Time

✅ Correct Answer: Mesozoic Era

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ...?

(A) Snow

(B) Lightning

(C) Hailstorms

(D) Thunders

✅ Correct Answer: Snow

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which is a water purification technology that uses a semipermeable membrane to remove ions, molecules and larger particles from drinking water...?

(A) Filtration

(B) Reverse Osmosis (RO)

(C) Sedimentation

(D) Distillation

✅ Correct Answer: Reverse Osmosis (RO)

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The multiplication of new cells takes place by a process known as _____...?

(A) Cell Division

(B) Cell Growth

(C) Cell Differentiation

(D) Cell Specialization

✅ Correct Answer: Cell Division

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ...?

(A) Hailstorms

(B) Thunders

(C) Rain

(D) Lightning

✅ Correct Answer: Rain

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

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

(A) Reverse Osmosis

(B) Osmosis

(C) Cytolysis

(D) Turgor Pressure

✅ Correct Answer: Reverse Osmosis

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

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

(A) Reverse Osmosis

(B) Osmosis

(C) Cytolysis

(D) Turgor Pressure

✅ Correct Answer: Reverse Osmosis

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Dr. Abdus Salam of Pakistan was one of the contributors of the unification of __________...?

(A) Electromagnetic force and gravitational force

(B) Electromagnetic force and weak nuclear force

(C) Gravitational force and weak nuclear force

(D) Weak nuclear force and strong nuclear force

✅ Correct Answer: Electromagnetic force and weak nuclear force

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Source: This question is taken from the Everyday Science

For water purification, we use...? Mcqs

PPSC Past Papers