THSB
Matter and Energy in Living Systems
Animals use carbon-containing molecules from food to make a variety of other carbon-containing molecules that be…
Item SB020002: When a wolf hunts and eats a deer, some of the deer meat goes through chemical reactions in the wolf’s digestive system and then becomes part of the wolf’s body.
A wolf hunts and eats a deer. What happens to the deer meat once it is inside the wolf's body?
 Wolf. Photo (CC) by Robert Dewar on Flickr. |
 Deer. Photo (CC) by Brokinhrt2 on Flickr. |
- All of the deer meat is broken down in the wolf's digestive system to smaller and smaller pieces until all of the matter is gone.
- All of the deer meat passes through the wolf's digestive system and leaves the wolf's body as waste.
- Some of the deer meat goes though chemical reactions in the wolf's digestive system and then becomes part of the wolf's body.
- Some of the deer meat passes through the wolf's digestive system and gets added to the wolf's body without going through any chemical reactions.
- Distribution of Responses
- Points Earned
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 196 | 377 | 52% |
| Grades | |||
| 6–8 | 196 | 377 | 52% |
| 9–12 | N/A | N/A | N/A |
| Gender | |||
| Male | 116 | 207 | 56% |
| Female | 80 | 170 | 47% |
| Primary Language | |||
| English | 185 | 349 | 53% |
| Other | 11 | 28 | 39% |
- Distribution of Responses
- Points Earned
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 329 | 378 | 87% |
| Grades | |||
| 6–8 | 329 | 378 | 87% |
| 9–12 | N/A | N/A | N/A |
| Gender | |||
| Male | 178 | 207 | 86% |
| Female | 151 | 171 | 88% |
| Primary Language | |||
| English | 313 | 350 | 89% |
| Other | 16 | 28 | 57% |