| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.23 |
| Score | 0% | 65% |
I biome is made up of naturally occurring flora and fauna. Fauna is which of the following?
animals |
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plants |
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habitats |
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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).
Cellular fermentation takes place:
aerobically |
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anaerobically |
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in the presence of oxygen |
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in plant cells |
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.
Cirrus clouds generally occur in what kind of weather?
hot |
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freezing |
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stormy |
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fair |
Cirrus clouds are thin, wispy high-altitude clouds composed of ice crystals that originate from the freezing of supercooled water droplets. Cirrus clouds generally occur in fair weather and point in the direction of air movement at their elevation.
In the heart, the __________ artery and vein manage blood flow to the lungs.
pulmonary |
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atrial |
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capillary |
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aorta |
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 number system most used in science is the:
metric system |
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British system |
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American system |
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English system |
The metric system is a number system that designates one base unit for each type of measurement. For example, the base unit for length is the meter and the base unit for mass is the gram.