Species Richness & Relative Abundance
What is species richness?
Different Species found in an environment?
Daily Double Points are Doubled. What is a keystone species?
A species that has a large impact on its environment .
What is natural selection?
Co2 is what type of gas.
A greenhouse gas
How do Volcanoes impact the climate
In the short team it can decrease temp. but on the long term it will increase temp.
What is the formula for relative abundance?
# of a certain species/ total number of all species multiply by 100
Define an invasive species.
A species that is nonnative and out competes the native species?
What is the founder effect?
When a handful of a population moves somewhere else.
What is a greenhouse gas.
A type of gas that traps heat
2x+5=139, solve for x
x =
What does relative abundance measure?
how common a species compared to other species in an ecosystem
What is an endangered species?
An animal endangered of going extinct.
Are mutations good?
No, they can be good, bad, or neutral
What impact does deforestation have on the Carbon cyle
It removes plants that can perform photosynthesis, and that can lead to more CO2 in the atmosphere
How long should you study every night
30 min
What is evenness in an ecological context?
how similar the population sizes are compared to the other species
Name one characteristic of a threatened species.
small population, restricted geographic distribution, reproduces slowly, large body size
Can you force mutations to happen?
They happen by random chance.
How do we know that we are currently in a 6th mass extinction event.
Due to an increase in background extinction rate due to human influence
Daily Double Why do Ice Ages happen?
Ice ages happen because of cold summers which is due to the Earth cycle around the SUN.
Which type of ecological succession is faster.
Secondary Succession
Daily Double whoever is closest will get the point. How many days have we been in school.
42 days
Who is the father of evolution.
Who is Charles Darwin.
Name three different ways humans have an harmful impact on biodiversity.
Teacher will review answers
How can humans help with increasing biodiversity?
Teacher will review answers