ch.34&36

Question 1

what is ecology?

Answer 1

the study of plants and animals in relation to their habits or the science of ecosystems

Question 2

at what levels do organisms interact with their environment

Answer 2

…

Question 3

how is life distributed on earth?

Answer 3

…

Question 4

understand the following: Global climate pattern are determined by unequal heating of the earths surface and the planets movement through space

Answer 4

…

Question 5

what determines the organisms that grow in a biome? how are biomes characterized?

Answer 5

….

Question 6

what is a boom n bust cycle of population growth

Answer 6

a situation with a population moves back and forth between rapid growth and decline

Question 7

• survival decreases with age
• large mammals
• few but well taken care of for offspring

Answer 7

type 1 survivorship

Question 8

• survival is constant throughout life

- small mammals

Answer 8

type 2 surviroship

Question 9

• survival increases with age
• sea turtles
• many offspring, no parental care

Answer 9

type 3 survivorship

Question 10

• limited to new environments or rebound growth

- eventually growth slows due to limiting factors, leading to logistic growth

Answer 10

exponential growth

Question 11

plot survivorship as the proportion of individuals from an initial population that are alive at each age.

Answer 11

survivorship curves

Question 12

-fresh. water (stream or river) merges with ocean

Answer 12

estuary

Question 13

-transition between aquatic (marine or freshwater) and terrestrial ecosystem

Answer 13

wetlands

Question 14

occurs around the equator

warm temperatures

Answer 14

1.tropical forrest

Question 15

• best agricultural soils in the US

- found in areas that were firmly…..

Answer 15

5.temperate grasslands

Question 16

dominated by coniferous trees adapted to surviving long, harsh winters and short, wet summers?

Answer 16

7.coniferous forests

Question 17

warm year around, dominated by scatters trees and grasses

Answer 17

2. savannas

Question 18

very hot and dry

Answer 18

3. desert

Question 19

place of evergreen scrub oaks, cool rainy winters, hot dry summers, dominated by shrubs

Answer 19

4. chaparral

Question 20

fern and elm, seasonal temperatures, mostly deciduous tress(fall off)

Answer 20

6. temperate broadleaf

Question 21

permafrost-frozen subsoil, treeless

Answer 21

8. arctic tundra

Question 22

driest place on earth as well as coldest, no permanent animal species-only annual

Answer 22

9. polar ice-arctic ocean & antarctica

Question 23

what is an age structure growth

Answer 23

number of individuals in different age groups

Question 24

how big is the human population?

Answer 24

currently stands at 7 billion;

Question 25

measure of resource consumption

• an estimate of land and water necessary to provide resources for an individual or population
• measured by hectares

Answer 25

ecological footprint

Question 26

the way individuals are spaced within their area

Answer 26

dispersion pattern

Question 27

the changes in population size

Answer 27

population ecology