Earth system

Question 1

system

Answer 1

a set of things working together as parts of a mechanism or an interconnecting network.
“the state railroad system”

Question 2

Feedback

Answer 2

information about reactions to a product, a person’s performance of a task, etc. which is used as a basis for improvement.

Question 3

model

Answer 3

a three-dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original.

Question 4

biosphere

Answer 4

the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms.

Question 5

ecosystem

Answer 5

a biological community of interacting organisms and their physical environment.

Question 6

biome

Answer 6

a large naturally occurring community of flora and fauna occupying a major habitat, e.g. forest or tundra.

Question 7

Organism

Answer 7

an individual animal, plant, or single-celled life form.

Question 8

Population

Answer 8

all the inhabitants of a particular town, area, or country.

Question 9

Biotic Factor

Answer 9

a living organism that shapes its environment

Question 10

Abiotic Factor

Answer 10

a non-living part of an ecosystem that shapes its environment.

Question 11

Community

Answer 11

a group of people living in the same place or having a particular characteristic in common.

Question 12

Habitat

Answer 12

the natural home or environment of an animal, plant, or other organism.

Question 13

Niche

Answer 13

a comfortable or suitable position in life or employment.

Question 14

Biodiversity

Answer 14

the variety of life in the world or in a particular habitat or ecosystem.

Question 15

Keystone Species

Answer 15

A species whose presence and role within an ecosystem has a disproportionate effect on other organisms within the system.

Question 16

exponential growth

Answer 16

growth whose rate becomes ever more rapid in proportion to the growing total number or size.
“the exponential growth of the world’s population”

Question 17

logistic growth

Answer 17

a population’s per capita growth rate gets smaller and smaller as population size approaches a maximum imposed by limited resources in the environment, known as the carrying capacity ( K)

Question 18

carrying capacity

Answer 18

a species’ average population size in a particular habitat

Question 19

density dependent

Answer 19

a factor whose effects on the size or growth of a population vary with the population density

Question 20

density independent

Answer 20

any force that affects the size of a population of living things regardless of the density of the population

Question 21

population density

Answer 21

the concentration of individuals within a species in a specific geographic locale

Question 22

emigration

Answer 22

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

Question 23

disturbance

Answer 23

any relatively discrete event in time that disrupts ecosystem, community, or population structure, and changes resources, substrate availability, or physical environment