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Ozone and its depletion

Description: Quiz based on Ozone day and its depletion, #ozone, ozone
Number of Questions: 20
Created by:
Tags: science
Attempted 0/20 Correct 0 Score 0

The long UV-B radiations are important for Vitamin-D production of the sun.

  1. True

  2. False


Correct Option: A

Which plant produces ozone during photosynthesis?

  1. Tulsi

  2. Lemon

  3. Neem

  4. Aloe vera


Correct Option: A

What is an Ozone molecule formed from?

  1. 3 oxygen atom

  2. 3 Carbondioxide atom

  3. 2 carbondioxide atom

  4. 2 hydrogen atom and 1 oxygen atom


Correct Option: A

What is the average concentration of ozone in the ozone layer of the atmosphere?

  1. nearly 100%

  2. greater than 90%

  3. between 10-15%

  4. less than 10ppm


Correct Option: D

Which atom released when CFC molecule are broken from UV radiation?

  1. Oxygen

  2. Chlorine

  3. Nitrogen

  4. Arsenic


Correct Option: B

What should you do to protect yourself from the harmful rays of the sun?

  1. Wear sunglasses

  2. Wear sunscreen when outside

  3. all of the above

  4. none of the above


Correct Option: C

Where do CFS's come from?

  1. Spray can

  2. Air conditioner

  3. Manufacturing foam

  4. All of the above.


Correct Option: D

Why is the Ozone layer important?

  1. It helps to provide food for ocean bacteria.

  2. It slows down Global Warming.

  3. It absorbs UV rays from the sun .

  4. It prevents hurricanes from forming.


Correct Option: C

Montreal Protocol is related to ..

  1. Global Warming

  2. Ozone layer conservation

  3. Ozone layer depletion

  4. Sustainable Development.


Correct Option: C

Which of the following causes ozone layer depletion?

  1. oxygen

  2. Sodium silicate

  3. Mercury

  4. Methyl Chloroform


Correct Option: D

In which sphere Ozone layer depletion is found?

  1. Ionosphere

  2. Stratosphere

  3. Lithosphere.

  4. None of the above


Correct Option: B

Name the CFC that is used in refrigerator.

  1. Ammonia

  2. Freon

  3. Methane

  4. Carbondioxide


Correct Option: B

CFSs were banned in developing countries by the year 2000.

  1. True

  2. False


Correct Option: A

Who discovered the Ozone layer?

  1. Henri Buisson and charles Fabry

  2. Carl sagan and Charles Fabry

  3. G.M.D Dobson

  4. Carl Sagan and G.M.D Dobson


Correct Option: A

Sunlight damages the ozone layer by breaking up into O3 atoms.

  1. True

  2. False


Correct Option: B

Where is the hole in the ozone layer located?

  1. over the United States

  2. Over Europe

  3. Over Antarctica

  4. Around the equator


Correct Option: C

Where was freon used in prior to the ban on CFS's?

  1. To make foam

  2. in air conditioners

  3. in nuclear power stations

  4. in television screen


Correct Option: B

Which type of compound can damage the earth's ozone layer?

  1. Chlorofluorocarbon

  2. Carbondioxide

  3. Pesticides

  4. Fluorides


Correct Option: A

Where is the ozone layer located?

  1. In the top of the ocean .

  2. High in the earths atmosphere.

  3. Around the equator

  4. it surrounds the earth


Correct Option: B

Which element makes as Ozone?

  1. Nitrogen

  2. Oxygen

  3. Hydrogen

  4. Neon


Correct Option: B
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