What is a pathogen?
A microscopic organism that can cause disease
I only eat animals
What is a carnivore
Biomes are defined based on what?
Climate and precipitation
What are 2 examples of a biogeochemical cycle
Water, carbon, nitrogen, phosphorous, carbon dioxide, and sulfur
True or False: The Tundra receives no more precipitation than the desert.
True
True of False: A virus is a living organism.
False
Are heterotrophs producers or consumers?
Consumer
What zones is the Open Ocean split into?
Surface and Deep
Carbon ENTERS the atmosphere through what?
Photosynthesis
What is the soil called that is frozen most of the year?
Permafrost
What does the body make when responding to antigens?
What is an antibody
What are the levels of nourishment in a food chain called?
Trophic levels
What zone are fires and draughts common?
Grasslands
What is the most abundant gas in the atmosphere
Nitrogen
What is competition referring to in ecology?
When 2 organisms of the same or different species attempt to use the same resources
Name 2 physical barriers that stop a pathogen
Skin, mucous membranes, tears, stomach acids and epithelial cells in urogenital area
What is an organism that breaks down dead organic material?
Decomposer
What are 4 of the 6 Biomes called
Tundra, Rainforest, Deciduous Forest, grasslands, desert, savannah, freshwater, and marine water
Where does phosphorous come from?
weathering rocks
What is an ecological niche?
The place that an organism lives and the roles that organism plays in it's habitat.
What is the chemical that causes inflammatory response?
Histamine
What is it called when one organism benefits, but the other organism has no benefit or is not harmed.
Commensalism
What is the ocean zone called below the low tide line and extending over the continental shelf?
What is the Neritic Zone
Why are the cycles called biogeochemical cycles?
The cycles include a variety of biological, geological, and chemical processes.
When is the online test open and when is the in-class exam?
Sunday and Tuesday