Original Project
Interdependence in Ecosystems
Given adequate resources and an absence of disease or predators, populations of organisms in ecosystems can incr…
Item ID077002: Populations increase when the number of births is greater than the number of deaths.
When would the size of a population of animals increase?
- When the number of births is less than the number of deaths.
- When the number of births is greater than the number of deaths.
- When the number of births is the same as the number of deaths.
- Populations of animals are always increasing.
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 2191 | 2861 | 77% |
| Grades | |||
| 6–8 | 1169 | 1592 | 73% |
| 9–12 | 1017 | 1261 | 81% |
| Gender | |||
| Male | 1020 | 1359 | 75% |
| Female | 1132 | 1452 | 78% |
| Primary Language | |||
| English | 1948 | 2518 | 77% |
| Other | 192 | 270 | 71% |