Dichotomous Keys
A guide made up of pairs of descriptive statements that help identify an organism.
What is a dichotomous key?
The name of organisms with more than one cell.
What is multicellular?
A synonym for different or variety.
What is diverse?
The two types of ecological succession.
What are primary succession and secondary succession?
This type of ecological succession takes place when a natural disaster or a human-made disruption takes place on existing soil.
What is secondary succession?
The step where you look at the first set of descriptive statements.
What is the first step where do you start with a dichotomous key?
The name of cells without a nucleus.
What is prokaryotic cells?
The number and kinds of different species found within an ecosystem.
What is biodiversity?
The first organisms to modify an area are called this.
What is a pioneer species?
These are the species such as weeds, wildflowers, and grasses that colonize existing soil.
What are the pioneer species in secondary succession?
The step where you continue the process until a name is given instead of a "go to ...."
What is the last step when you end the dichotomous key and get an answer?
Type of reproduction with one parent and identical offspring.
What is asexual reproduction?
An ecosystem's ability to survive and thrive.
What is sustainability?
This type of succession takes place on bare rock like volcanic lava flow and glaciers melting and exposing it.
What is primary succession?
TRUE or FALSE -- secondary succession takes longer than primary succession.
What is FALSE?
The two types of organisms that can be identified with a dichotomous key.
What are plants and animals?
Name for organisms that make their own food with the suffix of "troph."
What is autotroph?
A region of Earth where the climate determines the types of organisms that live there.
What is a biome?
These are the lichens and mosses that are the first to colonize newly exposed bare rock.
What are the pioneer species in primary succession?
The material that primary and secondary succession start on.
Primary succession on bare rock and secondary succession on soil.
Look in your notebook and identify the minion that is saluting.
Who is Larry?
Type of organism that consumes other animals and/or plants with the suffix of "troph."
What is heterotroph?
True or False -- the smaller the number of different kinds of organisms, the more biodiverse the ecosystem.
What is FALSE?
These pioneer species release weak acid and break down rock in to soil.
What are lichens?
This type of community is when any ecological succession (primary or secondary) ends in a stable and mature community.
What is a climax community?