| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.44 |
| Score | 0% | 69% |
An element in the physical state of __________ maintains a constant volume and shape.
gas |
|
liquid |
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gel |
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solid |
An element in a solid state has atoms or molecules that are constricted and do not move freely. Solids maintain a constant volume and shape and exist at a lower temperature than liquids or gases.
Respiration is the process by which __________ absorb oxygen and eliminate carbon dioxide.
diaphragms |
|
bronchioles |
|
blood cells |
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capillaries |
The respiratory system manages respiration which is the process by which blood cells absorb oxygen and eliminate carbon dioxide.
Within DNA, a variety of a particular gene is called a(n):
homozygous |
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heterozygous |
|
allele |
|
chromosome |
The gene is the base unit of inheritance and is contained within DNA. A gene may come in several varieties (alleles) and there are a pair of alleles for every gene. If the alleles are alike, a person is homozygous for that gene. If the alleles are different, heterozygous.
Minerals, vitamins, and fiber are:
micronutrients |
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carbohydrates |
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macronutrients |
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proteins |
Minterals, vitamins, and fiber are micronutrients while proteins, carbohydrates, and fats are macronutrients.
Herbivores are __________ that subsist on producers like plants and fungus.
scavengers |
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tertiary consumers |
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primary consumers |
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secondary consumers |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.