General Science Mcqs-90

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Officerswiki is a free education & learning platform for all students and working professionals, where they can practice multiple choice questions & answers (MCQs). These all MCQs on Officerswiki are FreeMcqs which are helpful in all types of exams  such as PPSC, FPSC, CSS, NTS,  PMS and UPSC. Read all these questions and answer for your knowledge.

The Sun is a __________?

A. Star
B. Planet
C. Asteroid
D. Meteor

The gas used in a refrigerator to cool water is___________?

A. Nitrogen
B. Carbon dioxide
C. Methane
D. Tetrafluoroethane

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

A. 4
B. 5
C. 6
D. 7

The most abundant element in the universe is __________

A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon

The most abundant element in the Earth’s crust is __________?

A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon

Each day the human body breathes 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 25,000

Deficiency of Vitamin-D results in __________?

A. night blindness
B. rickets
C. scurvy
D. hair fall

The SI unit of “pressure” is _________

A. pascal
B. joule
C. tesla
D. henry

The densest substance on the Earth is __________.

A. Platinum
B. Copper
C. Steel
D. Osmium

A camera uses a __________ to form an image.

A. convex lens
B. concave lens
C. condenser lens
D. none of these

Which from the following is NOT a conductor?

A. Aluminium
B. Gold
C. Graphite
D. All are conductors

The most abundant element in the Earth’s crust is?, The SI unit of “pressure” is,Which from the following is NOT a conductor?,The densest substance on the Earth is,Deficiency of Vitamin-D results in

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