Intro to Ecology

Question 1

What is ecology?

Answer 1

scientific study of interactions among organisms and between organisms and their physical environment

Question 2

List the ecological hierarchy

Answer 2

organisms, populations, community, ecosystems, biome, biosphere

Question 3

Individual Organism

Answer 3

one member of a species

Question 4

Species

Answer 4

group of similar organisms that can breed and produce fertile offspring

Question 5

Population (ecology)

Answer 5

a group of individuals that belong to the same species and live in the same area

Question 6

Community (ecology)

Answer 6

an assemblage of different populations that live together in a defined area

Question 7

Ecosystem

Answer 7

all the organisms that live in a place, together with their physical environment

Question 8

Biome

Answer 8

a group of ecosystems that share similar climates and typical organisms

Question 9

Biosphere

Answer 9

our entire planet, with all its organisms and physical environments

Question 10

Biotic factors

Answer 10

any living part of the environment

ex) animals, plants, mushrooms, bacteria

Question 11

Abiotic factors

Answer 11

any nonliving part of the environment

ex) sunlight, wind, soil, humidity

Question 12

What is the difference between biotic factors and abiotic factors?

Answer 12

biotic factors are living

abiotic factors are nonliving

Question 13

Habitat

Answer 13

the general place of where an organism lives

Question 14

Niche

Answer 14

the range of physical and biological conditions in which a species that obtains what it needs to survive and reproduce

Question 15

What is the difference between habitat and niche?

Answer 15

habitat describes the area of which an organism lives

niche describes the prime conditions at which an organism needs to survive and reproduce