| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.72 |
| Score | 0% | 54% |
During digestion, after proteins are broken down where does the undigested food go next?
esophagus |
|
large intestine |
|
stomach |
|
small intestine |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
Cirrus clouds generally occur in what kind of weather?
stormy |
|
freezing |
|
fair |
|
hot |
Cirrus clouds are thin, wispy high-altitude clouds composed of ice crystals that originate from the freezing of supercooled water droplets. Cirrus clouds generally occur in fair weather and point in the direction of air movement at their elevation.
The dwarf planet Pluto is located where?
in the asteroid belt |
|
in the Kuiper Belt |
|
outside the solar system |
|
between the orbits of Jupiter and Saturn |
The Kuiper Belt is similar to the asteroid belt but much larger. Extending beyond the orbit of Neptune, it contains objects composed mostly of frozen methane, ammonia, and water. Most notably, the Kuiper Belt is home to Pluto, a dwarf planet that, until a 2006 reclassification, was considered the ninth planet of the solar system.
In taxonomy, domains are the broadest classification of life. How many domains are there?
3 |
|
6 |
|
5 |
|
dozens |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
Which of the following is true about species groups?
a population is made up of a group of communities |
|
a community is made up of a group of populations |
|
a biome is a made up of a group of biospheres |
|
an ecosystem is a biological population |
A population is a group of organisms of the same species who live in the same area at the same time. A community is a group of populations living and interacting with each other in an area.