Galapagos Canadian Aquatic Islands Biomes Ecosystems Evidence for
Galapagos Canadian Aquatic Islands Biomes Ecosystems Evidence for Evolution Darwin Potpourri 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500
Give an example of direct evidence for evolution
Fossil Evidence provides us with “direct” evidence for evolution
The bone structure of a bat’s wing is similar to a seal’s flipper. These are examples of ______ structures.
Homologous structures provide indirect evidence for evolution
The science of pre-natal development is called…
Embryology & offers indirect evidence for evolution
Islands are typically limited with respect to their wildlife and vegetation. An exception to this rule are this type of island…
Land-bridge islands
Homo Sapiens descended from what species?
Homo Erectus or other species from the Homo genus… although you’re not expected to know that!
Name Charles Darwin’s famous book
Origin of Species
When the number of offspring is greater than the number that can realistically survive, this is called…
Overproduction and is one of Darwin’s 5 ideas that form part of his overall theory.
This term is used to describe the successful growth and reproduction of organisms that are better able to compete for resources.
Survival of the Fittest
Darwin termed the competition for resources between organisms of the same species the ____________.
Struggle for Existence
What did Darwin spend most of his life studying?
Worms
The Galapagos islands are part of which country?
Ecuador
The Galapagos Islands are formed from what?
Volcanic Rock
Name this oganism:
Saddle-Back Tortoise
The climate of the Galapagos is caused primarily by what?
Ocean currents
Name this organism:
Blue Footed Boobie
Name the major Biomes found in Canada
Taiga, Deciduous, Grassland, Tundra… and possible Mountain
Muskeg is often formed as a result of what abiotic condition?
Permafrost - the water can’t penetrate into the soil / groundwater
What adaptation to grasses have to allow them to survive the winter?
Large amount of biomass below ground (warmer)
What type of Biome conditions are found on river banks in Alberta?
Deciduous
Identify this animal:
This is obviously a buffalo much different than the North American Bison
Lake Erie is an example of this type of lake.
Oligotrophic - cold, deep, lots of O 2, little plant life
Rooted plants are found within this zone
Limnetic
Photosynthetic organisms are found within this layer of water
Photic layer / zone
Decomposers would most likely be found in this layer of an aquatic environment
Benthic Zone / Layer
Lakes can be divided into layers based on temperature and O 2 concentration. What are these three layers?
Epilimnion, Thermocline, Hypoliminion
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