everyday science MCQs – Page 67

Practise multiple-choice questions from everyday science for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

everyday science Mcqs
1321. Lamberts law is related to?
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A. Reflection

B. Interference

C. Refraction

D. Illumination
1322. Which gas does a Photocopier machine produce?
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A. Sulfur dioxide

B. None of these

C. Ozone

D. carbon dioxide

1323. Which of the following are non-biodegradable materials ______?
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A. Bread

B. Plastics

C. Dead Animals

D. None of these

1324. The time period of a pendulum when taken to the Moon would?
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A. become zero

B. remain the same

C. increase

D. decrease

1325. In a photocell light energy is converted into?
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A. potential energy

B. electrical energy

C. chemical energy

D. heat energy

1326. How many grams in an ounce?
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A. 28

B. 20

C. 32

D. 24

1327. Underground water and the water on the earths surface is called ?
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A. Ionosphere

B. None of these

C. Hydrosphere

D. Mezosphere

1328. The most important function of perspiration is?
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A. Get rid of body waste

B. Lubricate the skin

C. Regulate body waste

D. Regulate bodytemperature
1329. Which vegetable is also a flower __________?
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A. None of these

B. Lady Finger

C. Broccoli

D. Tomato

1330. In your body where is the Macula located?
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A. Brain center of Cerebrum

B. Knee center of leg

C. None of these

D. Eye center of Retina
1331. Friction can be reduced by changing from _________?
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A. Sliding to rolling

B. Potential energy to kinetic energy

C. Dynamic to static

D. Rolling to sliding

1332. A state of stress caused by concern for the earths environment is called?
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A. Eco-alarm

B. Eco-fear

C. Eco-anxiety

D. Eco-depression

1333. Which of these is NOT a form of energy?
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A. Heat

B. Temperature

C. Light

D. Electricity

1334. Which of the following ocean is the least polluted ocean of the world?
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A. Arctic Ocean

B. South Pacific

C. Indian Ocean

D. None of the above

1335. What is the nature of pH of Milk?
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A. Highly Acidic

B. Slightly Acidic

C. Highly Basic

D. Slightly Basic

1336. Red color of tomato is due to___________?
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A. None of these

B. Xanthophylls

C. Anthocyanin

D. Lycopene
1337. The Earth behaves like a magnet with ______ poles?
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A. Two

B. None of these

C. Four

D. Three

1338. The Quantity of matter present in an object is its ________?
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A. Mass

B. Weight

C. None of these

D. Density

1339. The light rays used for eliminating bacteria?
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A. infrared rays

B. ultra-violet radiation

C. microwave radiation

D. X-rays

1340. Which of the following principleis used to produce low-temperatures ?
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A. Adiabatic demagneti-sation

B. Joule-Kelvin effect

C. Thermo-electric effect

D. Super conductivity