| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.29 |
| Score | 0% | 66% |
The crust and upper mantle of the earth is called the:
hydrosphere |
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lithosphere |
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atmosphere |
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geosphere |
The biosphere is the global ecological system integrating all living beings and their relationships. This includes their interactions with the lithosphere (the rigid outer part of the earth, consisting of the crust and upper mantle), hydrosphere (all surface water), and atmosphere (the envelope of gases surrounding the planet).
Scavengers break down the dead bodies of plants and animals into which of the following?
simple nutrients |
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carrion |
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complex carbohydrates |
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producers |
Like decomposers, scavengers also break down the dead bodies of plants and animals into simple nutrients. The difference is that scavengers operate on much larger refuse and dead animals (carrion). Decomposers then consume the much smaller particles left over by the scavengers.
Respiration is the process by which __________ absorb oxygen and eliminate carbon dioxide.
diaphragms |
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capillaries |
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blood cells |
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bronchioles |
The respiratory system manages respiration which is the process by which blood cells absorb oxygen and eliminate carbon dioxide.
The gravitational interaction of Earth and the Moon is responsible for which of these?
the northern lights |
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seasons |
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day and night cycle |
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tides |
Tides are caused by the gravitational interaction of Earth and the Moon.
Which of the following members of the food chain are most alike?
scavengers and decomposers |
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primary consumers and omnivores |
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producers and tertiary consumers |
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herbivores and autotrophs |
Like decomposers, scavengers also break down the dead bodies of plants and animals into simple nutrients. The difference is that scavengers operate on much larger refuse and dead animals (carrion). Decomposers then consume the much smaller particles left over by the scavengers.