What is the common name for Lumbriculus variegatus?
Blackworm
100
Define taxonomy.
The science of classifying living things
100
How many lenses are in the microscopes we use?
2
100
Another term for a producer.
Autotroph
100
Is a rotting log biotic or abiotic?
Biotic
200
All insects have how many body segments?
3 - head, thorax, abdomen
200
True or False... Organisms may be named after the location they were discovered, the scientist who discovered them or by a prominent feature.
True
200
What part of the microscope holds the slide in place?
Stage clips
200
Arrows point in the direction of _____________ in a food web.
Energy flow
200
True or False.... The population size is always less than or equal to the community size.
True
300
What happens when a blackworm is cut in half?
Both halves live and regenerate.
300
What are the 7 layers of Linnaeus's Taxonomic System?
Kingdom, Phylum, Class, Order, Family, Genus, Species
300
If you are looking through the 40x objective lens, what is the TOTAL magnification?
400x, 40x from the objectivelens multiplied by 10x from the eyepiece lens
300
Describe a food web in your own words.
Multiple overlapping food chains that show all of the possible feeding relationships in an ecosystem.
300
What is the difference between a habitat and an ecosystem?
A habitat is a home for one type of organism. An ecosystem contains many habitats (homes to many types of organisms).
400
All of the following body structures are present in the blackworm EXCEPT...
Digestive Tract,
Segments,
Heart,
Blood Vessel
Heart
400
How can you tell the following species are closely related from their scientific names?
Ursus americanus, Ursus arctos, Ursus maritimus
They are all within the same genus. Only their species vary.
400
Mary didn't have a ruler at her lab station while she was doing her scientific drawing. She took her time and drew really straight lines for her labels. Will she get credit?
NO. Teachers have label line Spidey-sense :)
400
Where does ALL of the energy in a food web originate?
The Sun.
400
Could an autotroph survive without heterotrophs? Could a heterotroph survive without autotrophs?
Yes. No.
500
List 4 of the 8 characteristics of all living things.
Grow and Reproduce,
Made of cells,
Die,
Respond to changes in environment (adapt),
Need energy/nutrients,
Excrete waste,
Exchange gases
500
The scientific name for an organism is made up of the ________ name with a capital letter followed by the species name in all lowercase. The entire scientific name is either ____________ or ____________.
Genus, italicized, underlined
500
When looking through the microscope, what is the relationship between the diameter of the field of view and the magnification?
As the magnification increases, the diameter of the field of view gets smaller.
500
Picture this food chain... Plankton are the producers, Arctic Cod eats plankton, Seals eat Arctic Cod, Polar Bears eat Seals. What would happen to the population of each organism if the Seals were hunted to extinction?
Polar Bear population would decrease.
Cod population would increase.
Plankton population would decrease.
500
Ecosystem is to habitat as _________ is to _________.