5 Written questions
5 Matching questions
- Equilibrium theory
- Fuel wood
- Fission products
- Fire Climax ecosystems
- Exponential Increase
- a Very rapid growth of a species only possible if considerable resources are present and limiting factors are held to a minimum. produces a j-shaped curve.
- b Ecosystems that are dependent on the fire for their reproduction and regeneration.
- c the wood used in many developing countries for cooking and heating
- d Refers to the atoms, usually radioactive and the subatomic particles resulting from the splitting of atoms in a nuclear reactor.
- e The theory that ecosystems have natural checks and balances.
5 Multiple choice questions
- Major climatic phenomenon characterized by the movement of unusually warm surface water ito the eastern equatorial Pacific Ocean. Results in extensive disruption of weather around the world.
- the totality of factors such as adverse weather conditons , shortage of food or water, predators, and diseases that will keep populations from growing to their biotic potential.
- A nonnative species introduced to an area. may experience exponential growth due to a lack of natural predators, and take over valuable native species
- Test for presence of the bacteria Escherichia coli, typically found in the gut of humans and other mammals. Used to determine the contamination of a body of water. The presence of fecal coliform is an indication that harmful bacteria are present.
- A stage in the ecological succession of a lake where nutrient rich water provides abundant growth of algae and or other aquatic plants. Called middle-aged lake.
5 True/False questions
Evolution → refers to change over time. States that all species now on Earth descended gradually from ancestoral species through process known as natural selection.
Endangered Species Act → The federal legislation that mandates protection of species and their habitats that are in danger of extinction.
Epicenter → Also known as airplants, some nutrients for the air. usually tropical plants grow on trees but are not parasitic.
Environmental Science → The branch of science that studies environmental issues.
Epiphytes → Also known as airplants, some nutrients for the air. usually tropical plants grow on trees but are not parasitic.