community ecology slide set 1 3/27

Question 1

Community

Answer 1

all the organisms that live together in a place (no abiotic factors)

they also need to be close to interact

Question 2

Community Ecology

Answer 2

study of
interactions
among all
populations
in a common
environment

Question 3

Interspecific interactions – between 2 diff species

Answer 3

competition, predation, herbivory, symbiosis (parasitism, mutualism, and commensalism), and facilitation

Question 4

interspecific interactions can affect

Answer 4

survival and reproduction

Question 5

there can be what type of affects and symbols

Answer 5

positive (+), negative (–), or no effect (0)

Question 6

fundamental

Answer 6

potential niche/ new idea

Question 7

relized is an

Answer 7

actuall niche

Question 8

niche

Answer 8

An organism’s niche is its ecological role

Question 9

habitat = address vs.

Answer 9

vs. niche = job

Question 10

fundamental on a graph

Question 11

relized on a graph

Answer 11

_____________

Question 12

Competitive Exclusion

Answer 12

No two similar species can occupy the same niche at the same time

Question 13

niches ecological rule means

Answer 13

how it uses its reources

Question 14

niche is everything about in ex,

Answer 14

all behavior

Question 15

only 1 organism

Answer 15

gets one specific niche

Question 16

diffrences between sepceis

Answer 16

can be only one nich/

Question 17

why to species need to be seperated by niches

Answer 17

seperaion so they can coexist

either shape up (change) or get lost

Question 18

Resource partitioning

Answer 18

Reduce competition through microhabitats

Question 19

microhabitats

Answer 19

small habitats in main habitat

like forest areas
shade
sun
partial sun and shade

Question 20

Temporal Partitioning

Answer 20

dividing time
ex. one animal is active at night while the other is resting at night vice versa

Question 21

temporal partioning ex

Answer 21

Spiny mouse
Nocturnal but other mouse comes in taking there resources at night so they slowly adapted to become diurnal, so they have diff niches so they can coexists

Question 22

Character Displacement

Answer 22

-tendency for characteristics to be more divergent in sympatric populations of two species than in allopatric populations of the same two species

Question 23

sympathic

Answer 23

same geographic

Question 24

alloptric

Answer 24

seprate geographicly