| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.09 |
| Score | 0% | 62% |
During digestion, after proteins are broken down where does the undigested food go next?
small intestine |
|
esophagus |
|
large intestine |
|
stomach |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
Which of these is not a component of blood?
plasma |
|
marrow |
|
white blood cells |
|
red blood cells |
Blood is created in bone marrow and is made up of cells suspended in liquid plasma. Red blood cells carry oxygen, white blood cells fight infection, and platelets are cell fragments that allow blood to clot.
Which of the following is the smallest component of an element that still retains the properties of the element?
neutron |
|
molecule |
|
element |
|
atom |
An atom is the smallest component of an element that still retains the properties of the element.
In the foood chain, producers 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 |
|
autotrophs |
|
photosynthesis |
|
decomposition |
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
Examples of primary consumers include:
fish |
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all of these |
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cows |
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rats |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.