Original Project
Interdependence in Ecosystems
In all environments, individual organisms that depend on the same resource may compete for that resource when it…
Item IE075002: Competition between animals does not always involve direct confrontation (fighting).
Which of the following statements about competition between animals is TRUE?
- Competition may involve two lions fighting over prey but not two cows eating grass in the same field.
- Competition may involve two birds fighting over a nesting site but not one bird placing its eggs in the nest of another.
- Competition may involve two birds fighting over a nesting site, two lions fighting over prey, or one bird placing its eggs in the nest of another but not two cows eating grass in the same field.
- Competition may involve two birds fighting over a nesting site, two lions fighting over prey, one bird placing its eggs in the nest of another, or two cows eating grass in the same field.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 1402 |
6–8 n = 747 |
9–12 n = 649 |
Male n = 672 |
Female n = 697 |
English n = 1197 |
Other n = 168 |
||
| A. | Competition may involve two lions fighting over prey but not two cows eating grass in the same field. | 18% | 21% | 15% | 19% | 17% | 18% | 17% |
| B. | Competition may involve two birds fighting over a nesting site but not one bird placing its eggs in the nest of another. | 14% | 15% | 12% | 17% | 11% | 14% | 13% |
| C. | Competition may involve two birds fighting over a nesting site, two lions fighting over prey, or one bird placing its eggs in the nest of another but not two cows eating grass in the same field. | 26% | 27% | 24% | 25% | 27% | 26% | 29% |
| D. | Competition may involve two birds fighting over a nesting site, two lions fighting over prey, one bird placing its eggs in the nest of another, or two cows eating grass in the same field. | 43% | 37% | 49% | 39% | 46% | 43% | 41% |