| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.64 |
| Score | 0% | 73% |
The dwarf planet Pluto is located where?
in the Kuiper Belt |
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in the asteroid belt |
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between the orbits of Jupiter and Saturn |
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outside the solar system |
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 the metric system, what prefix represents 10-3?
kilo |
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milli |
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centi |
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mega |
In the metric system, milli is the prefix for 10-3.
Traits represented by genes may be which of the following?
recessive |
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all of these |
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expressed |
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dominant |
The traits represented by genes are inherited independently of each other (one from the male and one from the female gamete) and a trait can be dominant or recessive. A dominant trait will be expressed when paired with a recessive trait while two copies of a recessive trait (one from each parent) must be present for the recessive trait to be expressed.
Antigens are found on the outside of which blood cells?
plasma |
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red |
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white |
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platelets |
Blood is categorized into four different types (A, B, AB, and O) based on the type of antigens found on the outside of the red blood cells. Additionally, each type can be negative or positive based on whether or not the cells have an antigen called the Rh factor.
Carbohydrates are found in:
sugars and starches |
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vegetable oils |
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food additives |
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animal sources |
Carbohydrates are major sources of energy for the body and are found in sugars (fruit, cane sugar, beets) and starches (bread, rice, potatoes, pasta).