General science Archives

1. Decibel is the unit used for: A. Speed of light B. Intensity of heat C. Intensity of sound D. Radio wave frequency

Speed of light

Intensity of heat

Intensity of sound

Radio wave frequency

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Detailed SolutionDecibel is the unit used for: A. Speed of light B. Intensity

of heat C. Intensity of sound D. Radio wave frequency

2. Newton is the unit of: A. Force B. Momentum C. Acceleration due to gravity D. Velocity

Force

Momentum

Acceleration due to gravity

Velocity

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Detailed SolutionNewton is the unit of:

A. Force B. Momentum C. Acceleration due to gravity D. Velocity

3. What are metal bearing rocks called? A. Bitumen B. Bauxite C. Metalloids D. Ores

Bitumen

Bauxite

Metalloids

Ores

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Detailed SolutionWhat

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are metal bearing rocks called? A. Bitumen B. Bauxite C. Metalloids D. Ores

4. The percentage of oxygen present in air is approximately- A. 44% B. 23% C. 40% D. 21%

44%

23%

40%

21%

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Answer is Wrong!

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5. Which is the absolute temperature scale? A. Celsius B. Fahrenheit C. Kelvin D. All of these

Celsius

Fahrenheit

Kelvin

All of these

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href="https://exam.pscnotes.com/mcq/which-is-the-absolute-temperature-scale-a-celsius-b-fahrenheit-c-kelvin-d-all-of-these/#more-21718">Detailed Solution

6. Which layer protects earth from harmful rays of the Sun? A. Ionosphere B. Ozone layer C. Troposphere D. Magnetosphere

Ionosphere

Ozone layer

Troposphere

Magnetosphere

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Detailed SolutionWhich layer protects earth from harmful

rays of the Sun? A. Ionosphere B. Ozone layer C. Troposphere D. Magnetosphere

7. Which of the following schemes is launched for the school going children: A. Lok Jumbish B. Mid day meal C. Sarva Shiksha Abhiyan D. Ayush

Lok Jumbish

Mid day meal

Sarva Shiksha Abhiyan

Ayush

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48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="screen-reader-text">Which of the following schemes is launched for the school going children: A. Lok Jumbish B. Mid day meal C. Sarva Shiksha Abhiyan D. Ayush

8. Noise or Noise pollution measured in: A. Phon B. Deci C. Decibel D. Decimal

Phon

Deci

Decibel

Decimal

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Detailed SolutionNoise or Noise pollution

measured in: A. Phon B. Deci C. Decibel D. Decimal

9. AIDS is caused by: A. Bacteria B. Fungus C. Helminth D. Virus

Bacteria

Fungus

Helminth

Virus

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Answer is Wrong!

Detailed

Solution

10. BACK TO VILLAGES slogan was given by: A. Lenin B. Mao C. Nehru D. Patel

Lenin

Mao

Nehru

Patel

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213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube button" href="https://exam.pscnotes.com/mcq/back-to-villages-slogan-was-given-by-a-lenin-b-mao-c-nehru-d-patel/#more-21713">Detailed Solution

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