Ecology Quiz 3 Review

Ecological Succession is:

• One population replacing another as a result of changing biotic and abiotic factors

• One community replacing another as a result of changing biotic and abiotic factors.

• One organism replacing another as a result of changing biotic and abiotic factors

Primary Succession starts on:

• Soil

• Dirt

• Rock

Secondary Succession starts on:

• Soil

• Dirt

• Rock

The pioneer species for primary succession is usually:

• Grass

• Lichen

• Moss

• Bushes

Secondary succession describes an ecosystem that

• Was at it's climax community but then got destroyed by a natural occurrence.

• A climax community that was destroyed by a volcanic eruption and replaced by lava.

• A ecosystem that is still developing

• An ecosystem that is in phase two of development.

Which of the following are greenhouse gases?

• Carbon dioxide

• Methane

• Phosphate

• Nitrous Oxide

• Water

Which of the following is not a way that humans add greenhouse gases to the atmosphere?

• Cars

• Walking

• Machinery

• Excessive farming

• Using a computer

Kudzu is an __________ which takes over a forest and out-competes other plants for resources.

• Native species

• Invasive species

• Alien Species

What is a key to humans reducing their negative impact on the environment?

• Building more houses

• Doing whatever you want

• Global cooperation

What is the relationship between biodiversity and succession?

• Biodiversity allows greater chances for ecosystem development

• Biodiversity helps to make a more interesting ecosystem

• Biodiversity means everything will grow on new soil