| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.39 |
| Score | 0% | 68% |
Poor balance could indicate an issue with which part of the nervous system?
cerebellum |
|
cerebrum |
|
medulla |
|
spinal cord |
The cerebellum is a large cluster of nerves at the base of the brain that's responsible for balance, movement, and muscle coordination.
During digestion, after proteins are broken down where does the undigested food go next?
small intestine |
|
stomach |
|
esophagus |
|
large intestine |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
Earth's troposphere layer is which of the following?
hottest |
|
closest to the surface |
|
coldest |
|
farthest from the surface |
The Earth's atmosphere has several layers starting with the troposphere which is closest in proximity to the surface. Containing most of the Earth's breathable air (oxygen and nitrogen), it's a region with warmer temperatures closer to the surface and cooler temperatures farther away which results in the rising and falling air that generates weather.
In taxonomy, domains are the broadest classification of life. How many domains are there?
6 |
|
dozens |
|
3 |
|
5 |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
An endoskeleton (internal skeleton) is a charateristic of __________ animals, including humans.
arthropod |
|
sentient |
|
vertebrate |
|
spiny |
An endoskeleton (internal skeleton) is a charateristic of vertebrate animals, including humans.