| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.55 |
| Score | 0% | 51% |
Cellular fermentation takes place:
anaerobically |
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in plant cells |
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aerobically |
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in the presence of oxygen |
If no oxygen is present, cellular respiration is anaerobic and will result in fermentation where either lactic acid or alcohol is used instead of oxygen.
Blood is circulated throughout the body via:
aorta |
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veins |
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capillaries |
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arterioles |
The aorta is the body's largest artery and receives blood from the pulmonary vein via the left ventricle. From there, blood is circulated through the rest of the body through smaller arteries called arterioles that branch out from the heart. Finally, blood is delivered to bodily tissues through capillaries.
I biome is made up of naturally occurring flora and fauna. Fauna is which of the following?
plants |
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habitats |
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animals |
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minerals |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
compound |
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element |
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molecule |
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atom |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
Absolute zero is which of the following?
the freezing point of oxygen |
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0°C |
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the freezing point of hydrogen |
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the coldest temperature possible in the universe |
In contrast to the Celsius scale (measured in degrees centigrade) that fixes 0° at the freezing point of water and the Fahrenheit scale that uses 32°, the Kelvin scale fixes 0 at absolute zero (-273°C) which is the lowest temperature possible in the universe.