General Science MCQ: MCQ Questions General Science

General Science MCQ. Multiple-Choice Questions And Answers. More Science MCQ

 

General Science MCQ

 

1- The thickest layer in the Earth’s crust is ??

(A) Crust

(B) Mantle

(C) Outer Core

(D) None of the above

 

2- How much percentage of a human body is water ??

(A) 20%

(B) 30%

(C) 50%

(D) 60%

 

3- What is the density of water ??

(A) 10 g/cm3

(B) 1 g/cm3

(C) 0.1 g/cm3

(D) 1.1 g/cm3

 

4- Which scientist discovered the “Law of the photoelectric effect” ??

(A) Issac Newton

(B) James Chadwick

(C) Farady 

(D) Albert Einstein

 

5- What causes “Influenza” in humans ??

(A) disease

(B) bacteria

(C) virus

(D) fungi

 

6- Which scientist discovered Radioactivity ??

(A) Graham Bell

(B) Thomson

(C) Lord Kelvin

(D) Henri Becquerel

 

7- Chemical energy is converted into electrical energy with the help of a device called ??

(A) Thermometer

(B) motor

(C) battery

(D) emf

 

8- Among these the hardest metal is ??

(A) Platinum

(B) Gold

(C) Diamond

(D) Silver

 

9- What is placed in a circuit to prevent electric shocks ??

(A) fuse

(B) cell

(C) diode

(D) transistor

 

10- The Sun’s mass has two main constituents, hydrogen and ??

(A) Carbon

(B) Helium

(C) Ammonia

(D) Nitrogen

 

MCQ

 

11- What is Sun, a _____ ??

(A) huge planet

(B) Exoplanet

(C) star

(D) meteor

 

12- At room temperature which metal is found liquid ??

(A) Cobalt

(B) Zinc

(C) Mercury

(D) Magma

 

13- The gas that cools the water in the refrigerator is ??

(A) Carbon dioxide

(B) Tetrafluoroethane

(C) Methane 

(D) Ammonia

 

14- The electricity produced by burning fossil fuels results in ??

(A) Disturbance

(B) More discoveries

(C) Carbon dating

(D) Pollution

 

15- The average adult has a blood volume of about how much liters ??

(A) 5

(B) 6

(C) 7

(D) 8

 

16- Batterygate apology was released by which company ??

(A) Samsung

(B) Apple

(C) Nokia

(D) Microsoft

 

17- The images formed in a compound microscope are ??

(A) Inverted

(B) Erect

(C) Both (a) and (b)

(D) None of these

 

18- Which is the most abundant element of our universe ??

(A) Helium

(B) Hydrogen

(C) Carbon

(D) Oxygen 

 

19- Entomology is the study of ??

(A) Birds

(B) Mountains

(C) Insects

(D) Mammals

 

20- Which lens is used in a simple microscope ??

(A) Cylindrical

(B) Concave 

(C) Convex

(D) None of these

 

General Science MCQ

 

21- How many liters each day a human body breathes ??

(A) 1,000 to 2,000

(B) 2,000 to 5,000

(C) 5,000 to 8,000

(D) 10,000 to 15,000

 

22- What is the standard unit “SI” of pressure ??

(A) Henry

(B) Tesla

(C) Newton

(D) Pascal

 

23- Exposure to sunlight is good for human health, for what reason ??

(A) It increases resistance power

(B) The ultraviolet rays convert skin oil into Vitamin D

(C) The infrared light kills bacteria in the body

(D) The pigment cells in the skin produce a healthy tan

 

24- The process of the elimination of toxic nitrogenous waste and excess water in man is called ??

(A) Circulation

(B) Reproduction

(C) Excertion

(D) Pollution

 

25- The densest substance found on the face of the Earth is ??

(A) Osmium

(B) Copper 

(C) Iron 

(D) Water

 

26- For international and Olympics Basketball matches, the dimensions of the basketball court should be ??

(A) 28 x 12

(B) 25 x 15

(C) 28 x 15

(D) 28 x 18

 

27- The standard unit of “Refractive Index” is ??

(A) Coulomb

(B) Henry

(C) Tesla

(D) No Unit

 

28- What does a camera use to form an image ??

(A) concave lens

(B) convex lens

(C) laser 

(D) All of these

 

29- RIMS stands for ??

(A) Real-time invoice monitoring system

(B) Rational information management system

(C) Regional information monitoring system

(D) None of the above

 

30- Which one of these is a liquid metal ??

(A) Mercury

(B) Sodium

(C) Cobalt

(D) Bismuth

 

General Science MCQ

 

31- Which one of these is not a conductor ??

(A) Graphite

(B) Silver

(C) Gold

(D)  All of the above

 

32- The abbreviation of “CNG” is ??

(A) Conducted Natural Gas

(B) Compressed Natural Gas

(C) Converted Natural Gas

(D) Conduced Natural Gas

 

33- Which one of the following is restricted by the Ozone layer ??

(A) Sunlight

(B) X-rays

(C) Ultraviolet radiations

(D) Infrared radiations

 

34- Which among these is not a primary color ??

(A) Blue 

(B) Green

(C) Red

(D) Grey

 

35- The correct statement for “Sound” is ??

(A) Sound can travel through a vacuum

(B) Sound cannot travel through a vacuum

(C) Sound cannot travel through solids

(D) All of the above

 

36- What tool is used to see objects at the surface of the water from Submarine is known as ??

(A) Microscope

(B) Telescope

(C) Periscope

(D) None of the above

 

37- “Endothermic Reactions” are the ones in which ??

(A) Light is emitted

(B) Pressure remains constant

(C) Heat is absorbed

(D) Temperature decreases rapidly

 

38- White light splits up into how many colors when passed through a prism ??

(A) 8

(B) 7

(C) 6

(D) 5

 

39- Another use of Biotechnology techniques is to cure what ??

(A) DNA

(B) Diseases

(C) Genes

(D) None of the above

 

40- The least deviated color of light is ??

(A) White 

(B) Red

(C) Orange

(D) Green

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