Statement I and Statement II. You are to examine these two statem

Subject

General Knowledge

Class

NDA Class 12

Pre Boards

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Sample Papers

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 Multiple Choice QuestionsMultiple Choice Questions

1.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Growth of plants is smooth with a complete fertilizer.

Statement II: A complete fertilizer always contains N, P,K.

 

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


2.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: The granules of modern gunpowder (also called black powder) are typically coated with Graphite.

Statement II: Graphite prevents the build-up of electrostatic charge.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


3.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Colour of nitroge, dioxide changes to colourless at low temperature.

Statement II: At low temperature Nitrogen tctroxide (N2O4) is formed which is colourless.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


4.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Diamond is very bright.

Statement II: Diamond has very low refractive index.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


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5.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Oxygen gas is easily produced at a faster rate by heating a mixture of potassium chlorate and manganese dioxide than heating potassium chlorate alone.

Statement II: Manganese dioxide acts as a negative catalyst.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


6.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: A body weighs less on a hill top than on earth's surface even though its mass remains unchanged.

Statement II: The acceleration due to gravity of the earth decreases with height.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


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7.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: While putting clothes for drying up, we spread them out.

Statement II: The rate of evaporation increases with an increase in surface area.

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


A.

Both the statements are individually true and Statement II is the correct explanation of Statement I.


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8.

Statement I and Statement II. You are to examine these two statements carefully and select the answers to these items using the code given below :

Statement I: Due to diffused or irregular reflection of light, a closed room gets light even if no direct sunlight falls inside the room.

Statement II: Irregular reflection, where the reflected rays are not parallel, does not follow the laws ofreflection

  • Both the statements are individually true and Statement II is the correct explanation of Statement I.

  • Both the statements are individually true but Statement II is not the correct explanation of Statement I

  • Statement I is true but Statement II is false

  • Statement I is false but Statement II is true


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9.

Ultrasonic waves of frequency 3 x 105 Hz are passed through a medium where speed of sound is 10 times that in air (Speed of sound in air is 300 m/s). The wavelength of this wave in that medium will be of the order of

  • 1 cm

  • 10 cm

  • 100 cm

  • 0.1 cm


10.

If radius of the earth were to shrink by 1%, its mass remaining the same, g would decrease by nearly

  • 1%

  • 2%

  • 3%

  • 4%


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