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GK Everyday Science

Description: General Everyday Science GK Online Test Preparation and Practice Test and Study Materials
Number of Questions: 25
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Tags: General Knowledge science UPSC B.Ed Bank Placement Papers General Science and Scientific Terminology General science & Scientific Terminology General Biology Chemistry Science
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What is essentially required to digest the food in stomach?

  1. Air

  2. Water

  3. Enzymes

  4. Minerals


Correct Option: C

Oil, water and gas can be present in a well in the ascending order of

  1. water, oil, gas

  2. gas, water, oil

  3. water, gas, oil

  4. oil, water, gas


Correct Option: A

Which one of the following signifies the optical technique of recording waves and amplitude?

  1. Holography

  2. Bibliography

  3. Audiography

  4. None of the above


Correct Option: A

The densest element known so far is

  1. iron

  2. mercury

  3. osmium

  4. tungsten


Correct Option: C

Radiocarbon dating is used for determining the age of

  1. fossils

  2. buildings

  3. trees

  4. rocks


Correct Option: A

What is tritium?

  1. Compound of hydrogen

  2. Isobar of hydrogen

  3. Isotope of hydrogen

  4. Oxide of hydrogen


Correct Option: C

When returning to the earth, spacecrafts have a communication blackout, the reason for this is

  1. the returning spacecraft is doing so against the force of gravity which interferes with the radio waves

  2. during the re-entry period the density of the plasma generated by the intense frictional heat is so high that the operational, frequencies used for communication become less than the plasma cut-off frequency resulting a total blackout

  3. stellar X-rays attract and absorb the sound waves

  4. the sounds created by the whirring of the mechanism of the spacecraft renders the sounds inaudible


Correct Option: B

Photosynthesis results in

  1. release of oxygen
  2. release of carbon dioxide
  3. formation of carbohydrates
  4. intake of carbon dioxide
  1. 1, 2, 3 are correct

  2. 1, 3, 4 are correct

  3. 2, 3, 4 are correct

  4. only 1 is correct


Correct Option: B

Which of the following is an antibiotic?

  1. Aspirin

  2. Paracetamol

  3. Penicillin

  4. Sulphadizine


Correct Option: C

Which one of the following groups belongs to 'lichens'?

  1. Algae and bacteria

  2. Virus and bacteria

  3. Algae and fungi

  4. All the above


Correct Option: C

Hygrometer is used to measure

  1. the humidity of the atmosphere

  2. the density of milk

  3. the speed of sound in water

  4. none of these


Correct Option: A

The energy released on account of the motion of a body is termed as

  1. potential energy

  2. kinetic energy

  3. relative velocity

  4. none of these


Correct Option: B

The drug most widely used to relieve pain is

  1. opium

  2. aspirin

  3. morphine

  4. baralgan


Correct Option: B

Which of the following is available in the sea in plenty and is given to a patient suffering from a deficiency disease?

  1. Planktons

  2. Iodine

  3. Vitamin A

  4. None of these


Correct Option: B

Tripple Antigen prevents

  1. whooping cough, tetanus and diphtheria

  2. polio, tetanus and smallpox

  3. small pox, typhoid and malaria

  4. tetanus, diptheria and malaria


Correct Option: A

What is a fracture?

  1. Bleeding

  2. Swelling

  3. A broken bone

  4. A sprain


Correct Option: C

Who among of the following is credited for developing blood grouping method?

  1. Karl Landsteiner

  2. Robert Koch

  3. Williaql Harvey

  4. Louis Pasteur


Correct Option: A

Which element has the lightest atom of all?

  1. Oxygen

  2. Copper

  3. Carbon

  4. Hydrogen


Correct Option: D

The biological control of insects is done through

  1. organic natural compounds

  2. inorganic natural compounds

  3. organic synthesized compounds

  4. all of the above


Correct Option: A

The weight of a body at the centre of the earth is

  1. increased

  2. neutralised

  3. decreased

  4. the same


Correct Option: B

The hardness of water is due to

  1. oxygen

  2. dissolved substances

  3. hydrogen

  4. too much salt


Correct Option: B

Meningitis is the infection of the

  1. eyes

  2. skin

  3. brain

  4. throat


Correct Option: C

The most common way of purifying city water supply is to

  1. filter it

  2. treat it with potassium permanganate

  3. chlorinate it

  4. none of these


Correct Option: C

Which of the following can explain the growth of two different fruits in two different branches?

  1. Hybridization

  2. Grafting one with the other

  3. A freak of nature

  4. None of these


Correct Option: B

A body partially floats in water when

  1. the volume of the displaced water is greater than the volume, of the body

  2. a body immersed in fluid loses as much in weight as the weight of an equal volume of the fluid

  3. the mass of the displaced water is greater than the mass of the body

  4. none of these


Correct Option: B
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