Environmental Science Unit 2: Ecology Review

What is the biggest limitation to listing species on the endangered species list and restoring their populations?

• Lack of finances

• Lack of data

• 2. Lack of interest

• 2. Lack of time

What qualities or characteristics help a species earn a listing on the endangered species list? Select three.

• Cute

• Majestic

• Economic value

• 4. Extinct in the wild

• 4. Small population

Reorder the following from Vulnerable --> to Extinct

• Critically Endangered

• 1. Extinct

• Vulnerable

• Endangered

• 1. Extinct in the wild

Deforestation occurs in an area, causing more droughts, and eventually desertification. Match the effects from biodiversity loss with their appropriate labels.

• Increased stress, poor mental health

• Ecological effect

• Lack of hiking and birdwatching

• Financial effect

• No logging, high timber prices

• Societal effect

• Destruction of habitat

• Recreational effect

Scientist A is proposing one large plot of land to be preserved for a particular endangered species.

Scientist B disagrees with the first.

Why would Scientist B have a problem with this?

• 1. There is no connectivity between ranges

• 1. There is not enough space for the animal

• 1. Food and water sources were not taken into consideration

• 1. One disaster can wipe out the entire population

Which factors PREVENT us from preserving land?

Select all that apply.

• Cropland and rangeland

• Financial limitations

• 3. Protection of multiple species

• Food and water sources

Which factors need to be taken into consideration when choosing specific plots to preserve?

Select all that apply.

• Cropland and rangeland

• Financial Limitations

• Protection of multiple species

• Food and water sources

_______make the best indicator species.

• scientists

• fish

• amphibians

• slugs

Amphibians are considered an indicator species. What characteristics make them an indicator species?

Amphibians are considered an indicator species. How does this benefit humans and the environment?