Unit 6 Vocabulary: Succession & Conservation

What is the process by which the structure of a biological community evolves over time?

• Primary succession

• Secondary succession

• Ecological succession

• Pioneer succession

Which type of succession occurs in an area that was previously uninhabited?

• Ecological succession

• Pioneer succession

• Secondary succession

• Primary succession

What are the first organisms that live in a previously uninhabited area called?

• Succession species

• Pioneer species

• Primary species

• Secondary species

What is the reestablishment of a damaged ecosystem in an area where the soil was left intact called?

• Primary succession

• Ecological succession

• Pioneer succession

• Secondary succession

What are the natural causes of fluctuation in an ecosystem?

• Fires, floods, windstorms, and insect population explosions

• Rotation of which types of species are fished or harvested for giving the “off” species time to recover their numbers until the next harvest

• Deforestation, fracking of oil, mining, introduction of exotic plant and animals

• Reduction of biodiversity, exploitation of natural resources, pollution, land use

Which of the following is a nonrenewable resource?

• Solar

• Wind

• Hydrothermal

• Coal

What is the amount of land necessary to produce and maintain enough food, water, shelter, energy and waste called?

• Renewable resource

• Conservation practice

• Biodiversity indicator

• Ecological footprint

What helps determine the health of an ecosystem?

• Pioneer species

• Indicator species

• Renewable resources

• Nonrenewable resources

Match the following terms with their examples or definitions

• coal, oil, gas, petroleum

• primary succession

• starts with pioneer species

• nonrenewable resources

• wind, solar, hydro energy

• secondary succession

• reestablishment of a damaged ecosystem

• renewable resources

What is an ecological footprint? (pick two)

• Amount of land necessary to maintain food, water, energy, shelter

• Amount of water in a lake
• Measure of human demand on the Earth's ecosystems
• Distance between two ecosystems