| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.05 |
| Score | 0% | 61% |
Examples of primary consumers include:
all of these |
|
rats |
|
fish |
|
cows |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
During digestion, after proteins are broken down where does the undigested food go next?
large intestine |
|
stomach |
|
esophagus |
|
small intestine |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
An element in the physical state of __________ maintains neither a constant volume nor a constant shape.
liquid |
|
solid |
|
gas |
|
plasma |
The gaseous state occurs at a higher temperature range than the solid and liquid states of the same substance. In this state, molecules flow very freely around each other and will spread out as far as they're able. Gases maintain neither a constant volume nor a constant shape.
Elements that belong to the same period in the Periodic Table of the Elements have the same number of:
protons |
|
electron shells |
|
atomic mass units |
|
electrons |
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.
Bronchioles, alveolus, and capillaries are vital parts of which bodily system?
nervous |
|
circulation |
|
digestion |
|
respiration |
The trachea branches into the left and right bronchi which each lead to a lung where the bronchi subdivide into smaller tubes called bronchioles. Each bronchiole ends in a small sac called an alveolus which allows oxygen from the air to enter the bloodstream via tiny blood vessels called capillaries.