| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.96 |
| Score | 0% | 59% |
Convert 0C° to F°.
16 |
|
32 |
|
-32 |
|
0 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(0) + 32\)
\(F° = 0 + 32 = 32\)
In the food chain, consumers are classified as which of the following?
tertiary |
|
all of these |
|
secondary |
|
primary |
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.
Cellular fermentation takes place:
in plant cells |
|
aerobically |
|
in the presence of oxygen |
|
anaerobically |
If no oxygen is present, cellular respiration is anaerobic and will result in fermentation where either lactic acid or alcohol is used instead of oxygen.
Blood pressure is generally highest in which of the following?
arteries |
|
heart |
|
veins |
|
capillaries |
Arteries are thick-walled because they carry oxygenated blood at high pressure, veins are comparatively thin-walled as they carry low-pressure deoxygenated blood.
Neurons are part of the __________ nervous system.
peripheral |
|
autonomic |
|
central |
|
somatic |
The nervous system consists of the brain and spinal cord (central nervous system) and the peripheral nervous system which is the network of nerve cells (neurons) that collect and distribute signals from the central nervous system throughout the body.