| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.60 |
| Score | 0% | 52% |
What part of the food chain serves only as food for other organisms?
producers |
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decomposers |
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secondary consumers |
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primary consumers |
Producers (autotrophs) serve as a food source for other organisms. Typical producers are plants that can make their own food through photosynthesis and certain bacteria that are capable of converting inorganic substances into food through chemosynthesis
Elements that belong to the same period in the Periodic Table of the Elements have the same number of:
electrons |
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protons |
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atomic mass units |
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electron 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.
Examples of primary consumers include:
cows |
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all of these |
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fish |
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rats |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
In cell biology, cytokinesis results in two separate:
nuclei |
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chromatids |
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chromosomes |
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cells |
During cell division, the cytokinesis phase occurs when cytoplasm and cell membranes complete their separation resulting in two separate cells.
When the clouds become too saturated with water, the water is released as precipitation in the form of:
rain |
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snow |
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ice |
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snow or ice |
Rising into the atmosphere, the water condenses into clouds. When the clouds become too saturated with water, the water is released as snow or ice precipitation which may warm as it falls to reach Earth as rain.