Chapter 34

Front 1

Ecology

Back 1

scientific study of the interactions among organisms and between organisms and there enviroment.

Front 2

Biotic Factor

Back 2

Any living part of an enviroment

Front 3

Abiotic Factor

Back 3

Nonliving physical or chemical condition in an enviroment.

Front 4

Population

Back 4

group of individual of the same species living in a paticular area at the same time.

Front 5

Community

Back 5

All the orginisms living in the area.

Front 6

Ecosystem

Back 6

Community of living things plus the nonliving features of the enviroment that support them.

Front 7

Biosphere

Back 7

All the parts of the planet that are inhabited by living things sum of all earths ecosystems.

Front 8

Habitat

Back 8

An orginisms specific enviroment with characteristics abiotic and biotic features

Front 9

Tropics

Back 9

Regions beetween 23.5 N latitude and 23.5 S latitude warmest tempature zones on earth.

Front 10

Polar Zones

Back 10

The regions north of the artic circle (66.5 N)and south of the antartic circle (66.5 S)that recieve the smallest amount of direct sunlight year-around.

Front 11

Temperate Zones

Back 11

Latitude between the tropics and polar regions in each hemisphere.

Front 12

Current

Back 12

Riverlike flow pattern within a body of water

Front 13

Microclimate

Back 13

Climate in a specific are that varies from the surrounding climate region

Front 14

Biome

Back 14

Major type of terrestrial ecosystem that covers a large region of earth

Front 15

Tropical rain forest

Back 15

type of forest near the equater that recives as much as 250 cm of rainfall yearly

Front 16

Savanna

Back 16

Grass land which is scattered trees found in the tropical regions of Africa, Australia, and South America.

Front 17

Phytoplankton

Back 17

Microscopic algae and cyanbacteria that carry out photosynthises

Front 18

Aphotic zone

Back 18

Deep areas of a body of water where light levels are to low to support photosynthsis.

Front 19

Benthic zone

Back 19

Bottom of an aquatic ecosytem consists of sand and sediment and supports its own community of oraganisms

Front 20

Estuary

Back 20

Area where fresh water from rivers merges with salty ocean water produntive ecosytem

Front 21

Pelgic zone

Back 21

Open water above the ocean floor.

Front 22

intertidal

Back 22

Area of shore between the high-tide and low-tide lines

Front 23

Neritic zone

Back 23

Area of the ocean that extends from the low-tide line out to the edge of the continetal shelf

Front 24

Oceanic zone

Back 24

Vast open ocean from the edge of the contenental shelf outward.

Front 25

Zooplankton

Back 25

Microscopic animals that swim or drift near the surface of aquatic enviroments

Front 26

Hydrothermal vent

Back 26

Openaing in the ocean floor where hot gases and minerals escape from erths interior.

Front 27

Desert

Back 27

Land area that recives less that 30 centeniters of rain per year.

Front 28

Chaparral

Back 28

Temepreate costal biome dominated by dense evergreen shrubs

Front 29

Temperate grassland

Back 29

Biome chracterized by deep nutient-rich soil that supports many grass species

Front 30

Temperate decidious forest

Back 30

Forest in a region chracterized by trees that drop their leaves annually

Front 31

Coniferous forest

Back 31

Forest populated by cone-bearing evergreen trees mostly found in northern latitudes

Front 32

Tundra

Back 32

Biome in the Artic Circle or on high mountain tops chracterized by bitterly cold tempature and high winds

Front 33

Permafrost

Back 33

Permenatly frozen sub-soil