| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.53 |
| Score | 0% | 51% |
During digestion, after proteins are broken down where does the undigested food go next?
esophagus |
|
stomach |
|
small intestine |
|
large intestine |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
Universal donor blood can be given to a person with any blood type. Which blood type is the universal donor?
O |
|
O-negative |
|
AB |
|
O-positive |
Blood transfer is limited by the type and Rh factor of the blood. Someone who has Rh-factor negative blood cannot receive blood with a positive type but a person with Rh-factor positive type blood can receive Rh-negative blood. Type O negative blood is the universal donor because it can be given to a person with any blood type. Type AB positive is the universal recipient meaning someone with this blood type can receive any other type of blood.
The asteroids in the Kuiper belt are composed of which of the following?
rock |
|
minerals |
|
frozen methane, ammonia, and water |
|
gaseous methane, ammonia, and water |
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.
The dwarf planet Pluto is located where?
in the asteroid belt |
|
between the orbits of Jupiter and Saturn |
|
outside the solar system |
|
in the Kuiper Belt |
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.
During the water cycle, water enters the atmosphere as a gas through which process?
evaporation |
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transpiration |
|
precipitation |
|
both evaporation and transpiration |
The water (hydrologic) cycle describes the movement of water from Earth through the atmosphere and back to Earth. The cycle starts when water evaporates into a gas from bodies of water like rivers, lakes and oceans or transpirates from the leaves of plants.