Original Project
Interdependence in Ecosystems
Item IE038010: Organisms of the same species (sparrows or bluebirds) and organisms of different species (sparrows vs. bluebirds) compete for resources.
Sparrows and bluebirds are living in the same park. They both use the same kind of nesting sites. Which of the following statements is TRUE?
- The sparrows compete with other sparrows, the bluebirds compete with other bluebirds, but the sparrows and bluebirds do not compete with each other for the nesting sites.
- The sparrows do not compete with other sparrows, the bluebirds do not compete with other bluebirds, and the sparrows and bluebirds do not compete with each other for the nesting sites.
- The sparrows compete with other sparrows, the bluebirds compete with other bluebirds, and the sparrows and bluebirds compete with each other for the nesting sites.
- The sparrows do not compete with other sparrows, the bluebirds do not compete with other bluebirds, but the sparrows and bluebirds compete with each other for the nesting sites.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 1369 |
6–8 n = 760 |
9–12 n = 606 |
Male n = 681 |
Female n = 663 |
English n = 1276 |
Other n = 69 |
||
| A. | The sparrows compete with other sparrows, the bluebirds compete with other bluebirds, but the sparrows and bluebirds do not compete with each other for the nesting sites. | 10% | 12% | 8% | 11% | 10% | 10% | 16% |
| B. | The sparrows do not compete with other sparrows, the bluebirds do not compete with other bluebirds, and the sparrows and bluebirds do not compete with each other for the nesting sites. | 9% | 10% | 8% | 11% | 8% | 9% | 13% |
| C. | The sparrows compete with other sparrows, the bluebirds compete with other bluebirds, and the sparrows and bluebirds compete with each other for the nesting sites. | 67% | 61% | 74% | 65% | 68% | 68% | 51% |
| D. | The sparrows do not compete with other sparrows, the bluebirds do not compete with other bluebirds, but the sparrows and bluebirds compete with each other for the nesting sites. | 14% | 16% | 10% | 13% | 14% | 13% | 20% |