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1

97% of climate scientists agree that the

global climate is changing

2

Study of interactions of organisms with their living environments is called

ecology

3

all earth's ecosystems, including living and nonliving physical and chemical factors:

biosphere

4

aquatic biomes are defined as:

fresh water and marine

5

terrestrial biomes are categorized by

climate and plant life

6

the sum of all earth's ecosystems is called the:

biosphere

7

biotic:

organisms

8

abiotic:

atmospheric gases, energy, nutrients, and water

9

Name 2 key factors in the distribution of marine organisms

sunlight and substrate

10

productive areas where rivers meet the ocean, with less that 1-3% salt

Estuaries

11

water meets land at marshes, sand, rocky beaches and tide pools.

intertidal zone

12

open ocean, suports motile animals (fishes, squids, marine mammals)

pelagic zone

13

benthic zone:

ocean bottom (B FOR BOTTOM)

14

photic zones are where light:

allows photosynthesis

15

aphotic zones are:

the dark, most extensive part of the biosphere.

16

Freshwater biomes include:

lakes, ponds, rivers, streams, and wetland

17

freshwater and seawater mix in a:

estuary

18

Regional climate influences the:

distribution of terrestrial communities

19

uneven heating causes

rain and winds

20

The greatest annual input and least seasonal variation in solar radiation takes place in the

tropics

21

warm air rises, cools, and results in

precipitation typical of most tropical regions

22

ocean currents effect regional climates by:

warming or cooling coastal areas

23

Tropical forests lie along the

equator

24

the most diverse ecosystem on earth is the

tropical forests

25

grasslands with scattered trees

savannas

26

deserts are defined by their

dryness

27

the driest of all terrestrial biomes are:

deserts

28

a shrubland with cool, rainy winters and dry hot summers is called:

chaparral

29

The North American Prairie is a

temperate grasslands

30

droughts, fires, and grazing animals prevent trees from growing in:

temperate grasslands