| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.00 |
| Score | 0% | 60% |
A large naturally occurring community of flora and fauna occupying a major habitat is:
a biome |
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a population |
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a community |
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a food chain |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
The first step in the water cycle is:
precipitation |
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reclamation |
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infiltration |
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evaporation |
The water (hydrologic) cycle describes the movement of water from Earth through the atmosphere and back to Earth. The cycle starts when water evaporates into a gas from bodies of water like rivers, lakes and oceans or transpirates from the leaves of plants.
Which of these is not a function of bone in the human skeletal system?
protect bodily organs |
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produce blood cells |
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store minerals |
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store vitamins |
Hard bones provide primary support for the endoskeleton while more flexible cartilage is found at the end of all bones, at the joints, and in the nose and ears. In addition to providing support and protecting bodily organs, bones also produce blood cells and store minerals like calcium.
In the food chain, omnivores may be which of the following?
primary or secondary consumers |
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secondary consumers or scavengers |
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primary or tertiary consumers |
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secondary or tertiary consumers |
Secondary or tertiary consumers may be omnivores.
Which of the following does not filter air as part of the respiratory system?
trachea |
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epiglottis |
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nasal cavity |
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pharynx |
After air enters through the nose, it passes through the nasal cavity which filters, moistens, and warms it. Further filtering takes place in the pharynx, which also helps protect against infection, and then in the trachea which is just past the epiglottis which prevents food from entering the airway.