Original Project
Interdependence in Ecosystems
Item ID050004: Animals compete for resources when resources are limited.
Which of the following statements about competition between animals is TRUE?
- Animals compete for food when it is limited, but they do not compete for water when it is limited.
- Animals compete for food and water when they are limited, but they do not compete for shelter when it is limited.
- Animals compete for food, water, and shelter when they are limited.
- Animals do not compete for any resources, even when it is limited.
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 2803 | 3294 | 85% |
| Grades | |||
| 6–8 | 633 | 793 | 80% |
| 9–12 | 2159 | 2488 | 87% |
| Gender | |||
| Male | 1302 | 1544 | 84% |
| Female | 1436 | 1674 | 86% |
| Primary Language | |||
| English | 2515 | 2933 | 86% |
| Other | 196 | 255 | 77% |