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WorksheetsREVIEW LESSON: Earth's Subsystem and Biochemical Cycle
Total questions: 20
Worksheet time: 11mins
Which of the following statements about a closed system is not true?
The resources used are regenerated.
The amount of matter within a closed system is fixed.
The waste produced cannot really be disposed.
Which of the following refers to the sequence of transfers of matter and energy in the form of food from organism to organism in a single path?
Food web
Food cycle
Fodd chain
Which of the following is just a part of a sub system?
Atmosphere
Lithosphere
Cryosphere
Hydrosphere
Which of the following gases contributes to the 21% of the earth's atmosphere?
Argon
Nitrogen
Carbon dioxide
Oxygen
How do the biosphere and the atmosphere interact?
Air contains water.
Volcanic ash can enter the atmosphere.
Living things need air to survive.
Which of the following is not a photosynthetic organism?
Algae
Molds
Cyanobacteria
Plants
Which of the following is not true about chemo-synthetic organisms?
They use energy from sunlight to perform chemosythesis.
They use of energy released by inorganic chemical reactions to produce food.
They use energy from hydrothermal vents or methane seeps.
What percentage of the Earth is covered with water?
50%
60%
70%
80%
How do the geosphere and the hydrosphere interact?
The geosphere stores parts of the hydrosphere.
The geosphere erodes (shapes) the hydrosphere.
The hydrosphere stores parts of the geosphere.
How do the biosphere and the hydrosphere interact?
Air contains water.
Living things need water to survive.
Volcanic ash can enter the atmosphere.
These two spheres do not interact.
