2.2: Ecosystem Services

Which of the following is not a provisioning ecosystem service?

• Mining phosphorus for fertilizer

• Collecting sugar maple sap to make maple syrup

• Using sweetgrass to make baskets

• Hunting for deer.

Which of the following is not a regulating ecosystem service?

• Ecotourism

• Absorbing carbon dioxide from the atmosphere

• Replenishing groundwater

• Filtering water pollutants

Cultural ecosystem services could include

• land for hiking trails

• Game animals for hunting

• lady bugs providing pest control

• Trees that help prevent erosion.

Which of the following is not a human disruption of an ecosystem?

• Building earthen levees along river banks to prevent flooding.

• Building a dam across a river

• A forest fire

• Introduction of a non native fish to lake for sport fishing. 

Which is a provisioning ecosystem service that could be disrupted by clearing land to build a housing subdivision?

• Food from wild berries

• flood control

• water filtration

• natural pest control 

Which of the following is an example of a negative human impact on a regulating ecosystem service?

• Degradation of wetlands reducing water filtration. 

• Overfishing of cod causing a collapse of a cod fishery

• Climate change causing desertification

• Pesticide use reducing pollinator population. 

Which of the following is not a human disruption of supporting services?

• Damming a river preventing salmon migration. 

• Climate change induced droughts reducing primary productivity.

• Deforestation causing soil erosion

• Reducing habitat by replacing old growth forest with tree plantations. 

Providing a venue for educational experiences like field trips or park ranger lectures is an example of:

• Cultural Ecosystem Services

• Supporting Ecosystem Services

• Provisioning Ecosystem Services

• Regulating Ecosystem Services

Which of the following is not a negative impact of human activity on Cultural Ecosystem Services?

• Air pollution reducing visibility in national parks.

• Oil and gas wells and pipelines situated in a national forest. 

• Climate change caused extinction of medically significant plants or animals.

• Replacing costal mangrove forests with aquaculture pens for shrimp.