| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.14 |
| Score | 0% | 63% |
Which of the following is igneous rock?
sandstone |
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granite |
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marble |
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shale |
The Earth's rocks fall into three categories based on how they're formed. Igneous rock (granite, basalt, obsidian) is formed from the hardening of molten rock (lava), sedimentary rock (shale, sandstone, coal) is formed by the gradual despositing and cementing of rock and other debris, and metamorphic rock (marble, slate, quartzite) which is formed when existing rock is altered though pressure, temperature, or chemical processes.
What part of the brain is responsible for for balance, movement, and muscle coordination?
cerebellum |
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cerebrum |
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medulla |
|
brainstem |
The cerebellum is a large cluster of nerves at the base of the brain that's responsible for balance, movement, and muscle coordination.
In the metric system, what prefix represents 103?
kilo |
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milli |
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mega |
|
centi |
Kilo is the metric system prefix for 103.
In the heart, the __________ artery and vein manage blood flow to the lungs.
atrial |
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aorta |
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pulmonary |
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capillary |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
The most diverse kindgom of life is which of the following?
fungi |
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protists |
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plants |
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animals |
Below domain, life is classified into six kingdoms: plants, animals, archaebacteria, eubacteria, and fungi. The last kingdom, protists, include all microscopic organisms that are not bacteria, animals, plants or fungi. (Archaebacteria and eubacteria are sometimes combined into a single kingdom, monera.)