Chapter 1
Chapter 3
Chapter 4a
Chapter 4b
Chapter 5
100
What is Marine Biology?
Scientific study of marine organisms
100
Molecules of water are held together by...
What is Hydrogen bonds
100
What are 4 major organic compounds?
Carbohydrates, proteins, lipids, nucleic acids
100
What is evolution?
Genetic change over time / concept that allows is to classify organisms
100
What are viruses made up of?
nucleic acid (RNA or DNA)
200
What was the most extensive study of our oceans
What is HMS Challenger
200
Seawater is most dense when it is....
cold and salty
200
What are the 3 levels of Ecological Organization?
Population, Community and Ecosystem
200
What is phylogenetics?
Reconstructs evolutionary relationships by grouping organisms by their relatedness to one another
200
How many viruses are in every liter of seawater?
100 billion
300
What percentage of the earth is covered by ocean?
What is 71%
300
How much faster does sound travel underwater?
5 times
300
What are osmoconformers?
Organisms that do not actively regulate their salt and water balance, but their internal concentration of salts match the external environment.
300
How is the scientific name supposed to be written?
Italics and genus is capitalized and comes before species
300
What is the description of Prokaryotes?
Unicellular, lack a nucleus and other membrane-bound organelles
400
What is the Azoic Hypothesis
It proposed that no life existed below 550 meters
400
What is the average salinity of seawater?
3.5% or 35%o
400
What is the counter current heat exchange system?
When warm blood from the body is used to warm cooler blood returning from the extremities.
400
What must happen in order for natural selection to occur?
There must be a struggle for existence/competition, variation and inheritance of traits
400
What occurs when the coral loses its symbiotic zooxanthellae?
Coral Bleaching
500
What characteristics do all living organisms share?
Organization, Metabloism, ability to reproduce, interact/response to their evnironment, DNA
500
What 3 major gasses are dissolved in seawater?
Nitrogen, Oxygen, Carbon Dioxide
500
What is Spartina
Specialized salt march plant
500
What are the names and order of the classification system?
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
500
What is the description fungi?
Eukaryotic, heterotrophic, absorb nutrients, including decomposers and parasitic organisms
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