THSB
Matter and Energy in Living Systems
Plants use sugar molecules to make a variety of larger carbon-containing molecules that become part of their bod…
Item ME022001: Matter is not created when living organisms grow. The matter added to their bodies comes from atoms that were outside the organism.
Is matter created when living organisms grow?
- Yes, when living organisms grow, matter is created because new atoms are created.
- Yes, when living organisms grow, matter is created through cell division, and no additional atoms are needed.
- No, when living organisms grow, the matter that is added to their bodies comes from atoms that were outside the organism.
- No, when living organisms grow, atoms from the environment are turned into new types of atoms for the growing organism.
Pre-Test
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 369 |
6–8 n = 369 |
9–12 n = 0 |
Male n = 204 |
Female n = 165 |
English n = 342 |
Other n = 27 |
||
| A. | Yes, when living organisms grow, matter is created because new atoms are created. | 40% | 40% | NAN% | 35% | 46% | 39% | 56% |
| B. | Yes, when living organisms grow, matter is created through cell division, and no additional atoms are needed. | 25% | 25% | NAN% | 24% | 25% | 24% | 30% |
| C. | No, when living organisms grow, the matter that is added to their bodies comes from atoms that were outside the organism. | 22% | 22% | NAN% | 25% | 19% | 23% | 15% |
| D. | No, when living organisms grow, atoms from the environment are turned into new types of atoms for the growing organism. | 13% | 13% | NAN% | 16% | 9% | 14% | 0% |
Post-Test
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 372 |
6–8 n = 372 |
9–12 n = 0 |
Male n = 205 |
Female n = 167 |
English n = 344 |
Other n = 28 |
||
| A. | Yes, when living organisms grow, matter is created because new atoms are created. | 33% | 33% | NAN% | 28% | 40% | 33% | 43% |
| B. | Yes, when living organisms grow, matter is created through cell division, and no additional atoms are needed. | 8% | 8% | NAN% | 7% | 9% | 8% | 11% |
| C. | No, when living organisms grow, the matter that is added to their bodies comes from atoms that were outside the organism. | 54% | 54% | NAN% | 59% | 49% | 56% | 36% |
| D. | No, when living organisms grow, atoms from the environment are turned into new types of atoms for the growing organism. | 5% | 5% | NAN% | 6% | 3% | 4% | 11% |