Hint | Answer |
When members of multiple species interact for the same limited resources (food, light, etc) | |
When a member of one species feed directly on a member of another species | |
When one organism feeds on the body of or the energy used by another organism (a host) | |
An interaction that benefits both species | |
An interaction that benefits one species but has no effect on the other | |
How many moths can a grizzly bear eat in one day? (400, 4,000, 40,000, 400,000) | |
This defense mechanism is when an organism looks like a member of another, more poisonous species | |
Species whose niches overlap evolve to use different resources, known as ______ | |
This is the maximum population a habitat can sustain indefinitely | |
a (k/r) selected species is characterized by being small, having a short life span, and having little parental care | |
| Hint | Answer |
a (k/r) selected species is characterized by being large, living longer, and having much parental care | |
In this kind of population pattern, a population explodes in number and then crashes | |
In this kind if population pattern, a population size has no recurring pattern | |
The gradual change in species composition in a given area is called ________ | |
This kind of succession begins with no soil or sediment | |
The point where an ecosystem has experienced such stress it irreversibly collapses | |
When a population grows beyond its carrying capacity | |
This defense mechanism involves blending into ones surroundings for protection | |
The ____ effect is when a population is dramatically diminished after a catastrophe which leads to an diminished gene pool | |
The first species to arrive in ecological succession in the ____ species | |
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