Affiliate Marketing Secrets

I need to take pictures of a list of bio terms and put in a powerpoint and explain how each picture fits the term. Heres the words i need help on:
Population
Community
Ecosystem
Organism with Type III SUrvivorship Curve
Density dependent factor
Density independent factor
R Strategist species
Ecological Niche
Parasitism
Mutusalism
Commensalism
Climax community
Keystone species
succession
Biodiversity
Heterotroph
Decomposer
Euthrophication
Biological magnification
climate change
interspecific competition
intraspecific competition
Pioneer species
food web

a. interspecific competition
b. intraspecific competition
c. niche (fundamental/realized)
d. competitive exclusion principle
e. resource partitioning
f. saw tooth curve

A. the organisms may have to compete directly
B. one organism usually migrates to a new habitat
C. the two organisms will always form a symbiotic relationship
D. both organisms will disappear from the habitat
In his experiments with two species of paramecia, G. F. Gause proved that two competitors cannot coexist on the same limited resources. This outcome demonstrated the principle of
A. symbiosis
B. intraspecific competition
C. succession
D. competitive niche
When two species compete, the niche that each species ultimately occupies is its
A. competitive niche
B. exclusive niche
C. fundamental niche
D. realized niche