keywords

Question 1

ecosystem

Answer 1

all the interacting living organisms and the non living conditions in an area

Question 2

community

Answer 2

all the populations of living organisms in a particular habitat

Question 3

population

Answer 3

the number of organisms of the same species that all live in a geographical area at the same time

Question 4

biotic

Answer 4

living components of an ecosystem

Question 5

abiotic

Answer 5

non-living conditions in a habitat

Question 6

edaphic

Answer 6

produced or influenced by soil

Question 7

trophic level

Answer 7

stage in a food chain

Question 8

biomass

Answer 8

mass of living material

Question 9

decomposer

Answer 9

organism that breaks down dead organisms externally to release nutrients back into the ecosystem

Question 10

detritivore

Answer 10

organism which speeds up the decay by breaking down detritus internally into smaller pieces

Question 11

succession

Answer 11

the progressive replacement of one dominant type of species or community by another in an ecosystem until a stable climax community is reached