| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.53 |
| Score | 0% | 71% |
The large intestine does which of the following?
processes the physical waste produced by digestion |
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breaks down proteins |
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breaks down starches |
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breaks down fats |
The large intestine (colon) follows the small intestine and processes the physical waste produced by digestion, absorbing water and minerials that remain back into the body. Solid waste is then stored in the rectum while liquid waste is stored in the bladder.
Regulation of heart rhythm occurs in:
medulla |
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nerves |
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cerebrum |
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cerebellum |
Part of the brainstem, the medulla is the connection between the brain and the spinal cord. It controls involuntary actions like breathing, swallowing, and heartbeat.
The crust and lithosphere of the Earth is made up of which of the following?
metamorphic rock |
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continents |
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sedimentary rock |
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plates |
The crust and the rigid lithosphere (upper mantle) is made up approximately thirty separate plates. These plates more very slowly on the slightly more liquid mantle (asthenosphere) beneath them. This movement has resulted in continental drift which is the gradual movement of land masses across Earth's surface. Continental drift is a very slow process, occurring over hundreds of millions of years.
Herbivores are __________ that subsist on producers like plants and fungus.
primary consumers |
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scavengers |
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secondary consumers |
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tertiary consumers |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
The energy posessed by a thrown baseball is an example of what kind of energy?
gravitational |
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potential |
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transitional |
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kinetic |
Kinetic energy is the energy posessed by a moving object. Potential energy is stored energy in a stationary object based on its location, position, shape, or state.