Exam 28: Population Growth, resource Use, and Sustainability

The maximum sustainable yield of a fishery occurs at a population level that is at the carrying capacity.

The harvesting of a natural resource based on sustainable yield applies to

Marine life that is caught but is unwanted and discarded is referred to as

Which of the following is an example of natural sustainability?

The technique of adding and comparing costs and benefits at different points in time is referred to as

Different agricultural practices represent a trade-off between

Nitrate is a commonly used chemical fertilizer that is harmless to human health.

A method of subsistence farming that is practiced primarily in the tropical forested regions is called shifting cultivation or ________ agriculture.

In recent decades,the per capita land area under agricultural production has declined.

High-temperature transformation of a nutrient from an organic to an inorganic form enabling uptake by plant roots is called ________.

Industrialized agriculture produces a higher yield than traditional agriculture but also requires more energy per unit of food produced.

The major reduction in size of the Aral Sea is an example of ________ resource use.

Selective cutting usually involves leaving a small number of seed-bearing trees,which are a source of seed for establishing natural vegetation after harvest.

________ occur when the actions of one individual (or group of individuals)affect another individual's well-being,but the relevant costs (or benefits)are not reflected in market prices.

Increased pesticide use is one component of efforts toward sustainable farming practices today.

The amount of resource harvested per unit of time is called the

Trees harvested for timber require a longer rotation period than trees harvested for paper products.

Cultural eutrophication refers to the

Using a resource sustainably involves a balance between ________ and demand or consumption.

For the exploitation of a resource to be sustainable,the consumption rate must be equal to or greater than the regeneration rate.