Exam 3

Substances needed to support life or are used by humans to improve our living conditions are known as...

• Natural resources

• Natural services

• Natural capital

• Sustainable yield

Which are examples of natural services?

• photosynthesis

• ozone layer

• nutrient cycling

• water purification

The natural resources and natural services that keep us alive and support human economies is known as...

• Natural resources

• Natural capital

• Perpetual resources

• Natural services

Which type of resource can be replenished fairly rapidly through natural processes?

• Non-renewable resources

• Perpetual resources

• Renewable resources

Examples of perpetual resources are...

• solar energy

• forests

• wind energy

• fresh water

The fastest rate at which we can use a renewable resource without reducing its available supply is known as...

• Sustainability

• HIPPCO

• Sustainable yield

Which two parts of HIPPCO most affect sustainable yield?

• Habitat loss

• Over-exploitation

• Pollution

• Population growth

• Climate change

When resources become economically depleted...

• no one wants it anymore.

• the cost of extraction is greater than the economic value.

• it becomes really cheap.

A situation where the rate of resource use is unsustainable given the existing supply or renewability of that resource is known as...

• Nonrenewable

• Unsustainable yield

• Unconventional resources

• Environmental overshoot

Which types of resources can become depleted?

• Nonrenewable resources

• Renewable resources

• Perpetual resources