| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.20 |
| Score | 0% | 64% |
Which of the following is the correct order for types of radiation from lowest to highest frequency?
visible light → ultraviolet light → radio waves |
|
radio waves → visible light → gamma rays |
|
infrared waves → microwaves → ultraviolet light |
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microwaves → radio waves → visible light |
The electromagnetic spectrum covers all possible wavelengths and frequencies of radiation. From lowest frequency (longest wavelength) to highest frequency (shortest wavelength) radiation: radio waves → microwaves → infrared waves → visible light → ultraviolet light → X-rays → gamma rays.
During digestion, after proteins are broken down where does the undigested food go next?
esophagus |
|
large intestine |
|
small intestine |
|
stomach |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
The Rh factor antigen in blood determines:
postive or negative |
|
universal recipient status |
|
blood type |
|
universal donor status |
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.
Which of the following is not a base unit in the metric system?
degree Fahrenheit |
|
liter |
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meter |
|
gram |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.
Secondary consumers that also eat producers are known as:
scavengers |
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omnivores |
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herbivores |
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carnivores |
Secondary consumers (carnivores) subsist mainly on primary consumers. Omnivores are secondary consumers that also eat producers. Examples are rats, fish, and chickens.