| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.14 |
| Score | 0% | 63% |
As part of digestion, the liver produces bile which breaks down:
protein |
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sugars |
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starches |
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fat |
The liver produces bile which emulsifies (separates) fat.
A subatomic particle that orbits the nucleus of an atom. It carries a negative electric charge. This desribes which of the following?
isotope |
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neutron |
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electron |
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proton |
An electron is a subatomic particle that orbits the nucleus of an atom. It carries a negative electric charge. Generally, an atom has the same number of negative electrons orbiting the nucleus as it does positive protons inside.
In the food chain, omnivores may be which of the following?
primary or tertiary consumers |
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secondary or tertiary consumers |
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primary or secondary consumers |
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secondary consumers or scavengers |
Secondary or tertiary consumers may be omnivores.
The energy posessed by a ball on the window ledge of a tall building is an example of what kind of energy?
inherent |
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potential |
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kinetic |
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gravitational |
Kinetic energy is the energy posessed by a moving object. Potential energy is stored energy in a stationary object based on its location, position, shape, or state.
In the classification of life, which of the following is not a kingdom?
animals |
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fungi |
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plants |
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bacteria |
Below domain, life is classified into six kingdoms: plants, animals, archaebacteria, eubacteria, and fungi. The last kingdom, protists, include all microscopic organisms that are not bacteria, animals, plants or fungi. (Archaebacteria and eubacteria are sometimes combined into a single kingdom, monera.)