| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.99 |
| Score | 0% | 60% |
In the heart, blood flows from the right __________ to the lungs then back to the heart via the left __________.
atrium, atrium |
|
ventricle, atrium |
|
ventricle, ventricle |
|
atrium, ventricle |
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.
In fermentation, what replaces oxygen in anaerobic respiration?
starches |
|
lactic acid or alcohol |
|
water |
|
ascorbic acid or peptides |
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.
__________ is caused by a lack of Vitamin C.
scurvy |
|
shingles |
|
diabetes |
|
anemia |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.
In the classification of life, which of the following is not a kingdom?
plants |
|
bacteria |
|
fungi |
|
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.)
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
atom |
|
element |
|
compound |
|
molecule |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.