Unit b kev Nolan celsey torie Flashcards
(24 cards)
What are ecotones?
Transition Areas; contain species from bordering ecosystems.
What is phylogeny?
A proposed evolutionary history of a species or group of organisms.
What are the advantages of using Latin names?
It is a common language of naming/identifying organisms.
What’s Canada’s 4 terrestrial biomes?
Tundra, taiga, temperate deciduous forest and grassland.
Define biome?
Is a large geographical region with a specific climate, plants and animals.
What are Canada’s aquatic biomes?
Freshwater and marine or salt water.
What are four factors that would affect a terrestrial ecosystem?
- Sunlight
- Soil
- Water
- Temperature
What are the three kinds of mutations?
- Neutral Mutation
- Harmful Mutation
- Beneficial Mutation
What is an example of a vestigial feature?
Wisdom teeth
What is the term used to describe a species that is found in one location only?
Endemic
Features with similar structures but have different functions are called?
Homologous Features
What is Biogeography?
The study of the geographic distribution of life on earth.
What are the three zones in an aquatic ecosystem?
- Littoral
- Limnetic
- Profundal
What is the difference between a biotic and abiotic factor?
Biotic are living factors that influence an organism.
Abiotic are non-living factors that influence an organism.
What are four factors affecting terrestrial ecosystem?
Soil
Available water
Temperature
Sunlight
What are three factors affecting aquatic ecosystems?
Chemical environment
Temperature and sunlight
Water pressure
What are three forestry practices?
Slash and burn
Clear cutting
Selective cutting
What is a oligotrophic lake?
Deep cold lakes that have low nutrients.
What is a eutrophic lake?
Shallow warm lakes that have an excellent supply of nutrients.
Why does the grassland biome have better soil then tundra biome?
The deep roots it has one tundra has permafrost.
What is the different types of soil and what do each contain?
Litter: mostly organic matter
Topsoil: mostly organic matter
Subsoil: mostly rock
Bedrock: all rock
What are the different biotic potential?
Birth potential
Capacity for survival
Breeding frequency
Length of productive life
What are the typed of mutations?
Neutral
Beneficial
Harmful
What is a ecological niche?
An organism role in an ecosystem.
