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Carbon Dioxide And Oxygen Cycle
Test Description: A quiz about the carbon dioxide and oxygen cycle.
Instructions: Answer all questions to get your test result.
1) The carbon cycle is the movement of carbon on Earth by the processes of --- and ---.
A
respiration and photosynthesis
B
oxygen and carbon dioxide
C
breathing in and breathing out
D
plants and animals
2) Oxygen is a gas produced by --- and used by ---.
A
photosynthesis...carbon dioxide
B
animals...plants
C
plants...animals
D
carbon dioxide...photosynthesis
3) Carbon dioxide is a gas produced by --- and used by ---.
A
carbon dioxide...photosynthesis
B
plants...animals
C
animals...plants
D
photosynthesis...carbon dioxide
4) Respiration is the process by which animals use --- and make ---.
A
photosynthesis...plants
B
oxygen...carbon dioxide
C
carbon dioxide...oxygen
D
plants...photosynthesis
5) Photosynthesis is the process by which --- make ---.
A
animals...carbon dioxide
B
plants...oxygen
C
plants...carbon dioxide
D
animals...oxygen
6) Plants require ---, ---, and --- for photosynthesis.
A
sunlight, water, and carbon dioxide
B
food, water, and carbon dioxide
C
food, water, and oxygen
D
sunlight, water, and oxygen
7) People and animals exhale --- during ---.
A
carbon dioxide...respiration
B
oxygen...carbon dioxide
C
oxygen...photosynthesis
D
carbon dioxide...photosynthesis
8) Planting large numbers of trees results in ---.
A
a decrease in oxygen production
B
a decrease in carbon dioxide production
C
an increase in carbon dioxide production
D
an increase in oxygen production
9) If there is a fire in the forest, there will be less --- in the environment.
A
oxygen
B
carbon dioxide
C
sunlight
D
nitrogen
10) What waste product released during the carbon dioxide-oxygen cycle is necessary for the survival of animals?
A
oxygen
B
water
C
carbon dioxide
D
sunlight
*select an answer for all questions
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