Everyday Science Mcqs - MCQsTestz | Boost Your Job Preparation

Everday Science Mcqs

For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will———-?

A. remains constant

D. Increase

C. Also decrease

D. None of these

The lifespan of Red Blood Cells is———-days?

A. 60

B. 120

C. 150

D. 180

The Density of water is————?

A. 1 g/cm3

B. 1.5 g/cm3

C. 2 g/cm3

D. 2.5 g/cm3

Radioactivity was discovered by———-?

A. Kelvi

B. Thomson

C. Basquerel

D. Rutherford

A device which converts chemical energy into electrical energy is called———?

A. Motor

B. Battery

C. Moving-coil meter

D. Generator

The Sun is a ——–?

A. Meteor

B. Asteroid

C. Planet

D. Star

The gas used in a refrigerator to cool water is———-?

A. Nitrogen

B. Tetrafluoroethene

C. Methane

D. Carbon Dioxide

The average adult has a blood volume of about ———liters.

A. 5

B. 6

C. 7

D. 8

Each day human body breathe in———liters of air.

A. 5,000 to 10,000

B. 10,000 to 15,000

C. 15,000 to 20,000

D. 20,000 to 30,000

The Most densest substance on the Earth is ————.

A. Osmium

B. Steel

C. Copper

D. Platinum

MCQs (Category wise)