Definitions

Question 1

Ecology

Answer 1

The science that studies the relationship between living things and their environment.

Question 2

Species

Answer 2

A collection of individuals able to interbreed and produce fertile young

Question 3

Habitat

Answer 3

The place where an organism lives; sometimes used in the general sense to refer to the type of place that an animal lives.

Question 4

Population

Answer 4

A group of organisms of the same species that occupies a particular area

Question 5

Ecological niche

Answer 5

The adaptation of a species to the biotic and abiotic factors in its environment; a species role in its community

Question 6

Community

Answer 6

Any grouping of populations of different organisms that are found living together in a particular environment. The organisms interact and give the community a structure.

Question 7

Ecosystem

Answer 7

A community of living organisms and it’s physical environment

Question 8

Biodiversity

Answer 8

The number of species in a given area but also used to encompass genetic diversity between individuals of a species to the total number of species on the planet

Question 9

Biome

Answer 9

The characteristics vegetation community associated with a particular latitude or bio-geographical region and primarily defined by climate.

Question 10

Organism

Answer 10

Living things that are capable of reacting to stimuli, reproduction, growth, and homeostasis

Question 11

Biosphere

Answer 11

The earth

Question 12

Natality

Answer 12

The ratio of the number of births to the size of the population

Question 13

Fecundity

Answer 13

The measure of the number of offspring produced by an organism over time

Question 14

Mortality

Answer 14

The measure of the number of deaths per unit of time

Question 15

Immigration

Answer 15

The movement of an organism into another area due to limited resources or inbreeding in previous group

Question 16

Emigration

Answer 16

The act of leaving a habitat or area with the intent of moving to a different habitat

Question 17

Autotrophs

Answer 17

Plants

Question 18

Heterotrophs

Answer 18

Consumers

Question 19

Detritivores

Answer 19

Eat dead matter

Question 20

Saprotrophic

Answer 20

Fungi, bacteria

Question 21

Divergent

Answer 21

Two different organisms with the same ancestor develop different traits and characteristics to adapt to Thier environment

Question 22

Convergent

Answer 22

Different and distantly related organisms that adapt similar environment

Question 23

Parrallel

Answer 23

Organisms develop similar characteristics due to their environment, but they are more closely related than convergent species

Question 24

Co-evolution

Answer 24

Two or more species effect each others evolution

Question 25

Allopatric speciation

Answer 25

When a species separates into two separate groups which are isolated from one another

Question 26

Peripatric speciation

Answer 26

When small groups of individuals break off from the larger group and form a new species

Question 27

Parapatric speciation

Answer 27

The species is spread out over a very large geographic area and individuals only mate with those in their own geographic region

Question 28

Sympatric speciation

Answer 28

Occurs when there are no physical barriers preventing any members of a species from mating with another and all members are near one another

Question 29

Artificial speciation

Answer 29

Selective breeding

Question 30

Five kingdoms

Answer 30

Fungi, protists, monera, plant, animal

Question 31

Futher separation from kingdoms

Answer 31

Phylum, subphylum, class, order, family, genus, species

Question 32

r selection

Answer 32

Many offspring, little parental care

Question 33

k selection

Answer 33

Very few offspring, high parental care