| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.20 |
| Score | 0% | 64% |
Examples of tertiary consumers include:
cows |
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fish |
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chickens |
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sharks |
Tertiary consumers eat primary consumers and secondary consumers and are typically carnivorous predators. Tertiary consumers may also be omnivores. Examples include wolves, sharks, and human beings.
The process of diffusion allows __________ to exchange oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells.
veins |
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red blood cells |
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arteries |
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capillaries |
Capillaries are small thin-walled vessels that permit the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells. This process of exchange is called diffusion.
Which of the following does not represent the freezing point of water?
273K |
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32°F |
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0°F |
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0°C |
The Fahrenheit scale fixes the freezing point of water at 32°F, the Celsuis scale at 0°C, and the Kelvin scale at 273K.
Which of these is not a phase in cell division?
interphase |
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anaphase |
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cytokinesis |
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megaphase |
Cell division is the process by which cells replicate genetic material in the nucleus and consists of several phases, beginning with interphase and ending with cytokinesis.
A subatomic particle found in the nucleus of an atom. It carries no electric charge. This desribes which of the following?
electron |
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neutron |
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proton |
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atom |
A neutron is a subatomic particle found in the nucleus of an atom. It is neutral as it carries no electric charge.