Ultimate Trivia Quiz On Oxygen Chemical Element

Questions : 12 | Total Attempts: 1272 | Recent Updated: 20-Sep-2019
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Without which life cannot be imagined, the precious gift of nature is oxygen which is a vital element to life on Earth. It is the most usual element of the existing body. It makes up about 70% of the mass of the human body. Most of this is in the form of water. Oxygen also formation up about approx 30% of the Earth and 20% of the atmosphere. Breathing - The scientific name for breathing is respiration. All animals and plants use up oxygen when they breathe. They breathe in oxygen and breathe out carbon dioxide. Decomposing - When plants and animals die, they decompose. This process uses up oxygen and releases carbon dioxide. So, take this quiz and know more about the lifeline of every living being, oxygen.

Questions Excerpt


1. Why does oxygen exist as O2?

A. Due to βπ-pπ bonding

B. Due to pπ-δπ bonding

C. Due to pπ-pπ bonding

D. Due to pδ-pδ bonding

2. What are the 3 oxygen atoms?

A. βπ-pπ (O3)

B. Ozone(O3)

C. pδ-pδ (O3)

D. None of these

3. Does O2 mean oxygen?

A. Triatomic form

B. Monoatomic form

C. Diatomic form

D. Nine of these

4. Around how much of the human body is composed of oxygen?

A. 20%

B. 10%

C. 40%

D. 65%

5. Which of the following processes produces oxygen in the oxygen cycle?

A. Sunlight

B. Decomposing

C. Oxidation

D. Respiration

6. Which of the following processes uses oxygen through the burning of fuels like wood and coal?

A. Decomposing

B. Combustion

C. Respiration

D. Oxidation

7. Which of the following processes uses oxygen through the matter of dead plants and animals?

A. Decomposing

B. Respiration

C. Oxidation

D. None of these

8. Which of the following processes uses oxygen when things rust?

A. Decomposing

B. Respiration

C. Oxidation

D. All of above

9. In which of the following processes do plants produce oxygen from carbon dioxide, water, and sunlight?

A. Oxidation

B. Respiration

C. Decomposing

D. Photosynthesis

10. What tiny plants live near the surface of the ocean and produce lots of oxygen?

A. Seaweed

B. Rainforests

C. Cyclothones

D. Phytoplankton

11. Who named Oxygen?

A. Rutherford

B. Antoine Lavoisier

C. Carl Wilhelm Scheele

D. Charles Darwin

12. Who discovered Oxigen O2?

A. Joseph Priestley

B. Carl Wilhelm Scheele

C. Both of above

D. None of these

 

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