Which stone floats on water...?

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

Which stone floats on water...?

(A) Pumice stone

(B) Lime stone

(C) Basalt stone

(D) Quartzite stone

✅ Correct Answer: Pumice stone

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Source: This question is taken from the Everyday Science

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

What is the percentage of salt water on earth surface...?

(A) 93%

(B) 95%

(C) 97%

(D) 76%

✅ Correct Answer: 97%

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Source: This question is taken from the Everyday Science

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

Element extracted from Sea water...?

(A) Beryllium

(B) Magnesium

(C) Aluminium

(D) None of These

✅ Correct Answer: Magnesium

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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 the reason of global warming...?

(A) Presence of sulphite

(B) Rise in CO2 concentration

(C) Oxides of nitrogen

(D) Formtion of ozone

✅ Correct Answer: Rise in CO2 concentration

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Source: This question is taken from the Everyday Science

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

What regulates the flow of water through the xylem...?

(A) Passive transport by the endodermis

(B) The number of companion cells in the phloem

(C) The evaporation of water from the leaves

(D) Active transport by sieve-tube membrane

✅ Correct Answer: The evaporation of water from the leaves

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Source: This question is taken from the Everyday Science

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

Which metal is extracted from sea water...?

(A) Potassium

(B) Magnesium

(C) Aluminum

(D) None of these

✅ Correct Answer: Magnesium

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Source: This question is taken from the Everyday Science

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

Which method can be used to get drinking water from sea water...?

(A) Filtration

(B) Sublimation

(C) Crystallization

(D) Distillation

✅ Correct Answer: Distillation

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Source: This question is taken from the Everyday Science

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

Which gas is used in preparation of Soda water...?

(A) Ammonia

(B) Hydrogen

(C) Nitrogen

(D) Carbon Dioxide

✅ Correct Answer: Carbon Dioxide

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Source: This question is taken from the Everyday Science

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

Which Planet is known as Watery Planet...?

(A) Earth

(B) Mars

(C) Jupiter

(D) Mercury

✅ Correct Answer: Earth

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Source: This question is taken from the Everyday Science

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

Plant cell loses water and cytoplasm shrinks in a process called...?

(A) Osmosis

(B) Deplasmolysis

(C) Cytolysis

(D) Plasmolysis

✅ Correct Answer: Plasmolysis

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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 floats on water to form sawdust and water mixture...?

(A) Solid

(B) Liquid

(C) Gas

(D) None

✅ Correct Answer: Solid

Comments

Source: This question is taken from the Everyday Science

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

Which stone floats on water...? Mcqs

PPSC Past Papers