Populations
all the individuals in a species
population
Where can carbon be stored? (3 places)
as a solid, liquid, or gas
organism that can make it's own food (bonus: from light)
autotroph
Bonus: phototroph
a nonnative species that takes over
invasive species
Put these organisms in the correct order according to their trophic levels or energy levels. Mouse, snake, plant, grasshopper.
plant, grasshopper, mouse, snake
the maximum number of individuals in the population of a species
carrying capacity
Greenhouse gases warm the planet. Give an example of one greenhouse gas?
Carbon dioxide or CO2
organism that cannot make it's own food
heterotroph
how should we try to prevent nonnative species from spreading on ships?
cleaning
This is an example of what type of limiting factor? Bunnies eat grass but the grass only grows where it's really sunny.
density dependent limiting factor
A population of a species will increase if there is increase in the _____ rate, the rate of babies being born.
birth rate
How does carbon move from the atmosphere into a plant?
by photosynthesis
organisms that get nutrition from dead stuff
decomposers
Squirrels LIVE in and around oak trees. If humans destroy oak trees, what will the squirrels lose?
their habitat
This is an example of what type of limiting factor? There is flood that drowns all the organisms living in an area.
density independent limiting factor
The population of a species will decrease if there is increase in the _____ rate, the rate of individuals dying.
death rate
How does carbon move from a plant into the soil? (hint: what are the organisms called?)
decomposers
Name the trophic levels from the bottom to top (give 4 levels). Bonus: What is on the side of the energy pyramid?
producers, primary consumers, secondary consumers, apex consumers
Bonus: decomposers
A hurricane will be destructive to a population no matter whether there are lots of individuals or no so many individuals. What is the number of individuals per area of land that they live in called?
density
Where in the food pyramid will you find the MOST ENERGY?
at the bottom with the producers
can populations go above the carrying capacity? y or n?
yes!
How does carbon move from an organism into the atmosphere?
breathing out carbon dioxide
producers
What happens to the energy as you move up the food pyramid? Increase or decrease?
decrease
put these in order: tissue, organism, cell, organ system, organ
cell, tissue, organ, organ system, organism