| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.93 |
| Score | 0% | 59% |
In cell biology, what part of the cell contains organelles?
nucleus |
|
cell membrane |
|
cell wall |
|
cytoplasm |
The nucleus of a eukaryotic cell contains the genetic material of the cell and is surrounded by cytoplasm which contains many organelles.
Which of the following temperatures is least like the others?
-273°C |
|
absolute zero |
|
32°F |
|
0K |
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.
Herbivores are __________ that subsist on producers like plants and fungus.
scavengers |
|
secondary consumers |
|
tertiary consumers |
|
primary consumers |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
As part of the carbon cycle, plants release carbon into the atmosphere through which process?
sedimentation |
|
photosynthesis |
|
evaporation |
|
decomposition |
The carbon cycle represents the ciruit of carbon through Earth's ecosystem. Carbon dioxide (CO2) in the atmosphere is absorbed by plants through photosynthesis. Plants then die and release carbon back into the atmosphere during decomposition or are eaten by animals who breathe (respiration) the carbon into the atmosphere they exhale and produce waste which also releases carbon as it decays.
The energy posessed by a thrown baseball is an example of what kind of energy?
kinetic |
|
transitional |
|
gravitational |
|
potential |
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.