9e Luke : Carbon Cycle
5 Questions
| Attempts: 50
(28).webp "9e Luke : Carbon Cycle - Quiz")
Questions and Answers
- 1.The air contains about how much percent (%) of carbon dioxide?
- A.
0.03318
- B.
0.3
- C.
0.03
- D.
3
- 2.Animals, plants, fungi and some bacteria produce carbon dioxide during what?
- A.
Excretion
- B.
Photosynthesis
- C.
Respiration
- D.
Nutrification
- 3.The Carbon Cycle was initially discovered by which two scientists?
- A.
Michael Attaliates and Anna Comnena
- B.
Hitler and Alf Stuart
- C.
Vladimir Vernadsky and Ivan Yefremov
- D.
Joseph Priestley and Antoine Lavoisier
- 4.What doesn't produce carbon dioxide?
- A.
Cows
- B.
Burning wood
- C.
Plants
- D.
A rock
- 5.All living organisms are based on the carbon atom.
- A.
True
- B.
False
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