The gas used in a refrigerator to cool water is___________...?

PPSC Past Papers

Latest MCQs

The gas used in a refrigerator to cool water is___________...?

(A) Nitrogen

(B) Carbon dioxide

(C) Methane

(D) Tetrafluoroethane

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Dry ice is ___________...?

(A) Methane hydrate

(B) Liquid Nitrogen

(C) Solid Carbon dioxide

(D) Frozen Water

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Freezing point of water is__________...?

(A) 0°C

(B) -2°C

(C) -4°C

(D) None of above

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The major ingredient of leather is__________________...?

(A) Collagen

(B) Polymer

(C) Nucleic acid

(D) None of these

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The main factor for determining a region’s climate is ___________...?

(A) Latitude

(B) Temperature

(C) Longitude

(D) None of them

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Water is a ______...?

(A) Polar solvent

(B) Non-polar solvent

(C) Amphiphatic solvent

(D) Non-polar charged solvent

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Triple point of water is _________...?

(A) 271 K

(B) 272.2 K

(C) 273.16 K

(D) None of these

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Mass of Earth is___________...?

(A) 5.972 × 1024 kg.

(B) 6.972 × 1024 kg

(C) 7.972 × 1024 kg

(D) 8.972 × 1024 kg

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Radon is___________...?

(A) germon radio

(B) radio active gas

(C) artificial fibre

(D) an explosive

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

In blood, the percentage of water is___________...?

(A) 75%

(B) 85%

(C) 90%

(D) 95%

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Albatros is__________...?

(A) A sea bird

(B) A beetle

(C) A fruit

(D) None

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Virus is__________...?

(A) unicellular

(B) multicellular

(C) acellular

(D) none of these

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The common refrigerant used in domestic Refrigerator is_____________...?

(A) Neon

(B) Spirit

(C) Freon/Ammonia

(D) Methane

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Density of Water is_________...?

(A) 897 kg/m³

(B) 997 kg/m³

(C) 1000 kg/m³

(D) 1025 kg/m³

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The density of water is __________...?

(A) 1 g/cm3

(B) 1.5 g/cm3

(C) 2 g/cm3

(D) none of these

Comments

Source: This question is taken from the Everyday Science

The gas used in a refrigerator to cool water is___________...? Mcqs

PPSC Past Papers