Unit 1 & 2
What are limiting factors?
Things in an environment that influences the size of a population.
What is Altitude?
The elevation is above sea level.
What is Monoculture?
Growing only one crop on a field at a time.
What is permafrost?
The permanently frozen layer of soil that prevents plant roots from growing too deep.
What is captive-breeding?
Breeding animals from the wild in zoos. Breeding and maintaining plants and animals in controlled environments.
What is another name for Wetlands?
Swamps or Marshes.
What is turbidity?
Turbidity is the measure of water cloudiness.
Where are Coastal Deserts located?
Coastal deserts border oceans so they will be located near oceans.
Why are keystone species important?
They play a key role in maintaining their ecosystem stable.
How are seasons determined in Deserts?
By Temperature and Precipitation.
Name two abiotic factors.
Rocks, Temperature, Air, Water, Sunlight, etc.
What are the three categories of aquatic organisms?
Plankton, Nekton, and Benthos.
What continent doesn't have grasslands?
Antartica.
What are the three diversities that we learned about?
- Genetic Diversity
- Species Diversity
- Ecosystem Diversity
How can a lake be Oligotrophic?
An oligotrophic lake is healthy. The lake would have low turbidity, low nutrient levels, and high dissolved oxygen levels.
What is the difference between qualitative and quantitative?
Qualitative are observations made with senses like color, texture, sound, smell, etc.
Quantitative are observations made with numbers like cost, age, temperature, time, etc.
Describe Lake Effect Snow.
Lake effect snow is when cold air moves over warm water which makes for heavy snowfalls.
What is another name for Cold deserts?
Tundra.
Where can Alpine Tundras be found?
They can be found at high altitudes like mountain tops or areas furthest from the equator.
Name an ecosystem service.
Photosynthesis, Aesthetic values, Freshwater, Nutrient cycling, Pollination, etc.
What is Climate?
The weather conditions of an area over a long period of time.
Name one of the four layers in a forest.
Emergent Layer, Canopy, Understory, or Forest Floor.
Where can the prairies be found in the US?
They can be found in the middle of North America.
States like Minnesota, Oklahoma, North and South Dakota, Kansas, etc.
What is the main difference between the Arctic Tundra and the Polar Ecosystem food web?
The main difference is the Arctic Tundras' food web starts with lichen, moss, and grass while Polar Ecosystems start with algae and phytoplankton.
What are Conifer trees also called?
They are also called Evergreens because they don't shed during cold or dry seasons.