Original Project
Interdependence in Ecosystems
In all environments, individual organisms that depend on the same resource may compete for that resource when it…
Item IE038009: Organisms of the same species (owls or snakes) and organisms of different species (owls vs. snakes) compete for resources.
Owls, snakes, and mice live in the same area. The owls and snakes eat the mice for food. Which of the following statements is TRUE?
- The owls compete with other owls, the snakes compete with other snakes, but the owls and snakes do not compete with each other for the mice.
- The owls do not compete with other owls, the snakes do not compete with other snakes, and the owls and snakes do not compete with each other for the mice.
- The owls compete with other owls, the snakes compete with other snakes, and the owls and snakes compete with each other for the mice.
- The owls do not compete with other owls, the snakes do not compete with other snakes, but the owls and snakes compete with each other for the mice.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
||||
|---|---|---|---|---|---|---|---|---|
| n = 1390 |
6–8 n = 781 |
9–12 n = 607 |
Male n = 650 |
Female n = 706 |
English n = 1253 |
Other n = 103 |
||
| A. | The owls compete with other owls, the snakes compete with other snakes, but the owls and snakes do not compete with each other for the mice. | 10% | 11% | 8% | 11% | 8% | 9% | 14% |
| B. | The owls do not compete with other owls, the snakes do not compete with other snakes, and the owls and snakes do not compete with each other for the mice. | 9% | 11% | 6% | 11% | 8% | 9% | 15% |
| C. | The owls compete with other owls, the snakes compete with other snakes, and the owls and snakes compete with each other for the mice. | 70% | 65% | 77% | 67% | 72% | 71% | 57% |
| D. | The owls do not compete with other owls, the snakes do not compete with other snakes, but the owls and snakes compete with each other for the mice. | 11% | 13% | 9% | 11% | 11% | 11% | 15% |