| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.42 |
| Score | 0% | 68% |
In the food chain, consumers are classified as which of the following?
secondary |
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primary |
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all of these |
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tertiary |
Most animals consume other organisms to survive. Consumers (heterotrophs) are divided into three types, primary, secondary, and tertiary, based on their place in the food chain.
The universal recipient blood type can recieve any other blood type. Which blood type is the universal recipient?
AB |
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O |
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AB-positive |
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O-negative |
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.
What is a major difference between the somatic and autonomic nervous systems?
one is inherited, the other is learned |
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each belongs to a different nervous system |
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one controls thinking, the other controls feeling |
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one controls voluntary activity, one controls involuntary activity |
Both are part of the peripheral nervous system. The somatic nervous system sends sensory information to the central nervous system and controls voluntary actions while the autonomic nervous system regulates involuntary activity in the heart, stomach, and intestines.
Which of the following states of matter exists at the lowest temperature?
solid |
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none of these |
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liquid |
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gas |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.
Which of the following is not one of the outer planets?
Uranus |
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Venus |
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Jupiter |
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Neptune |
In contrast to the solid terrestrial planets, the outer planets (Jupiter, Saturn, Uranus, and Neptune) consist of hydrogen and helium gas and water.