| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.14 |
| Score | 0% | 63% |
In the classification of life, which of the following is not a kingdom?
fungi |
|
plants |
|
bacteria |
|
animals |
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.)
The heat from the Sun traveling to Earth is an example of which of the following?
radiation |
|
conduction |
|
convection |
|
electricity |
Radiation occurs when electromagnetic waves transmit heat. An example is the heat from the Sun as it travels to Earth.
Which of the following temperatures is least like the others?
32°F |
|
-273°C |
|
0K |
|
absolute zero |
Absolute zero is the coldest possible temperature in the universe. In the Kelvin scale, absolute zero is 0K and in the Celsius scale it is -273°C.
Respiration is the process by which __________ absorb oxygen and eliminate carbon dioxide.
diaphragms |
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capillaries |
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blood cells |
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bronchioles |
The respiratory system manages respiration which is the process by which blood cells absorb oxygen and eliminate carbon dioxide.
Which of the following describes how a person's genes express themselves in physical characteristics?
phenotype |
|
chromotype |
|
DNA |
|
genotype |
A person's genotype is their genetic makeup and includes both dominant and recessive alleles. Phenotype is how the genes express themselves in physical characteristics.