All Organisms Great & Small
The term for all the living things in an ecosystem
An organism that has a very distinct niche in an ecosystem
A specialist
The interaction between a tick and a human
Parasitism
The role an organism plays in an ecosystem
A niche
When life emerges in a lifeless location
Primary ecological succession
The number of species in an ecosystem
Species diversity
DAILY DOUBLE! A species that is very sensitive to changes in the ecosystem and whose health can serve as a signal
An indicator species
The interaction between a tree frog and a plant it uses to hide
Commensalism
When species divide up places to live in an ecosystem
Habitat/Spatial partitioning
What is needed for secondary ecological succession to occur
Soil or organic material
Genetic diversity
A species that is new to an ecosystem and "fits" right in without problems
A non-native species
The interaction between rhinos and the bird that clean their backs
Mutualism
When one species eats the leaves and the other eats the roots of the same plant
Dietary partitioning
What ecosystems that can resist minor disturbances possess
Inertia
DAILY DOUBLE! If the number of individuals in every species is relatively equal
Species evenness
The effect that a secondary consumer has on a producer
An indirect effect
The interaction between aphids and garden flowers
Herbivory
The process by which species competing for the same resource can co-exist
Niche partitioning
Rainforests have very little of this when decimated by a major disturbance
Resilience
A mathematical tool used to calculate the diversity of an ecosystem
Simpson's Diversity Index
Keystone species
The interaction between a penicillium when it secretes antibiotic penicillin which kills other nearby bacteria
Amensalism
Sea anemone produces a toxin to kill prey. The clown fish living in and around the sea anemone adapt to be immune to the toxin. This is an example of?
Coevolution
DAILY DOUBLE! Scientists dissect a shark and find significant quantities of mercury in its flesh. What is this an example of?
Biomagnification