| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.13 |
| Score | 0% | 63% |
These clouds grow upward and can develop into cumulonimbus or thunderstorm clouds.
cirrus clouds |
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stratus clouds |
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cumulus clouds |
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nimbus clouds |
Cumulus clouds are large, puffy, mid-altitude clouds with a flat base and a rounded top. These clouds grow upward and can develop into a cumulonimbus or thunderstorm cloud.
Which of the following is true about species groups?
a biome is a made up of a group of biospheres |
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a community is made up of a group of populations |
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a population is made up of a group of communities |
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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.
In the heart, the __________ artery and vein manage blood flow to the lungs.
capillary |
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atrial |
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pulmonary |
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aorta |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
__________ and __________ pair to strengthen bones.
iron, calcium |
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vitamin D, magnesium |
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vitamin D, calcium |
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calcium, vitamin A |
Vitamin D helps calcium strengthen bones while also aiding muscle, nerve, and immune system function.
Poor balance could indicate an issue with which part of the nervous system?
medulla |
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spinal cord |
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cerebrum |
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cerebellum |
The cerebellum is a large cluster of nerves at the base of the brain that's responsible for balance, movement, and muscle coordination.