| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.09 |
| Score | 0% | 62% |
In the metric system, what prefix represents 10-3?
centi |
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milli |
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mega |
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kilo |
In the metric system, milli is the prefix for 10-3.
Which of the following states of matter exists at the lowest temperature?
none of these |
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solid |
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liquid |
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gas |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.
The rows of the Periodic Table of the Elements are called:
groups |
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families |
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periods |
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shells |
The rows of the Periodic Table are called periods and contain elements that have the same number of electron shells ordered from lower to higher atomic number.
In cell biology, what part of the cell contains organelles?
cell wall |
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cell membrane |
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cytoplasm |
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nucleus |
The nucleus of a eukaryotic cell contains the genetic material of the cell and is surrounded by cytoplasm which contains many organelles.
Which of the following is not part of the carbon cycle?
photosynthesis |
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respiration |
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decomposition |
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precipitation |
The carbon cycle represents the ciruit of carbon through Earth's ecosystem. Carbon dioxide (CO2) in the atmosphere is absorbed by plants through photosynthesis. Plants then die and release carbon back into the atmosphere during decomposition or are eaten by animals who breathe (respiration) the carbon into the atmosphere they exhale and produce waste which also releases carbon as it decays.