Ch. 7

Question 1

In land wetlands

Answer 1

Lands located away from coastal areas that are covered with fresh water all part of the time.

Question 2

Delta

Answer 2

An area at the mouth of a river built up by deposited sediment and often containing estuaries and coastal wetlands.

Question 3

Cultural eutrophication

Answer 3

Puts excessive nutrients into lakes.

Question 4

Eutrophic lake

Answer 4

Lake with a large supply of nutrients.

Question 5

Oligotrophic lake

Answer 5

Lakes that have a small supply of plant nutrients.

Question 6

Lakes

Answer 6

Large natural bodies of standing freshwater formed when preparation, runoff, streams, Rivers and ground water see page filled depressions in the earths surface.

Question 7

Watershed

Answer 7

Land area that delivers runoff sediment and dissolved substances to a stream, lake, or wetland.

Question 8

Runoff

Answer 8

Surface water that flows or is stored in bodies of water.

Question 9

Surface water

Answer 9

Fresh water that flows or is stored in bodies of water on the earth surface.

Question 10

Open sea

Answer 10

The sharp increase in water depth at the edge of the continental shelf separates the coastal zone from the vast volume of the ocean.

Question 11

Coastal wetlands

Answer 11

Coastal land areas covered with water all or part of the year.

Question 12

Estuary

Answer 12

Where a river meets sea.

Question 13

Coastal zone

Answer 13

Is the warm nutrient- rich shallow water that extends from the high -tide mark on the land to the gently sloping, shallow edge of the continental shelf.

Question 14

Fresh water life zones

Answer 14

Lakes, rivers, streams, and in land wetlands.

Question 15

Marine life zones

Answer 15

Oceans and their bays estuaries coastal wetlands shorelines coral reefs and man grove forests.

Question 16

Aquatic life zones

Answer 16

Saltwater and fresh water portions of the biosphere that can support life.

Question 17

Permafrost

Answer 17

Underground soil in which captured water stays frozen for more than two consecutive years.

Question 18

Edge effect

Answer 18

The tendency for a transition zone between two different ecosystems to have greater species diversity and a higher density of organisms than are found in either of the individual ecosystems.

Question 19

Biomes

Answer 19

Large terrestrial regions each characterized by a particular type of climate and a certain combination of dominant plant life.

Question 20

Rain shadow effect

Answer 20

Does not release much of this moisture and instead tends to dry out plants and soil below.

Question 21

Green house effect

Answer 21

Natural warming of the lower atmosphere.

Question 22

Greenhouse gases

Answer 22

Play a role in determining the lower atmosphere average temperature and thus the earths climates.

Question 23

Ocean currents

Answer 23

Mass movements of surface and deep ocean water.

Question 24

Weather

Answer 24

A set of physical conditions of the lower atmosphere including temperature, precipitation, humidity, wind speed, cloud cover, and other factors in a given area over a period of hours or days.

Question 25

Climate

Answer 25

General pattern of atmospheric conditions in a given area over periods ranging from at least three decades to thousand of years.