Intro Ecology

Question 1

Ecology definition

Answer 1

• how organisms interact w/ each other / environment

Question 2

Distribution definition

Answer 2

Where organisms found

Question 3

Abundance definition

Answer 3

How many organisms in given area

Question 4

What type of distribution is more understood , local/ global

Answer 4

Global

Question 5

What are barriers to distribution? (2)

Types? (1)

Answer 5

• Physical / climate

- prevent dispersal individuals from place birth to new reproductive site

Question 6

Distribution/ abundance is affected by both _____ and ______ factors

Explain

Answer 6

• affected by abiotic factors (range of tolerance —-> diff pattern of distribution)
• biotic ( presence other organisms)

Question 7

Levels of ecology (4)

Answer 7

Individuals
Population
Community
Ecosystem

Question 8

Organismal ecology def (2)

Answer 8

• how individuals interact environment / each other

- what morphological, behavioral physiological have survive

Question 9

Population def

Answer 9

Group individuals single species in specific area

Ecology: pop size changes over time? Why? What causing it?

Question 10

Community def

Answer 10

Assemblage of pop of diff species in specific area

Ecology: types interactions between species? What happens remove species?

Question 11

Ecosystem def

Answer 11

All organisms in specific region/ abiotic components

Ecology: how energy/ nutrients move through?