Pop Dynamics
Describe what an exponential graph looks like,
I will accept a picture or verbal description
"J"
Volcanoes are a great example of which type of succession
Primary
Describe desertification
the process where healthy, living land turns into desert
During the nitrogen cycle, atmospheric nitrogen gets turned into ______ for plants to use.
Ammonia
Biodiversity is the ____ & number of species in an ecosystem
variety
Name 2 ways a population grows
Birth, Immigration
Primary succession begins with what type of land
unlivable, rocks, uninhabited
Describe deforrestation
the process by which humans clear trees for use (ex. building apartments, making paper)
A species of butterfly and a species of bee are both trying to live in a garden. There are only enough resources for one of the species. They are going to have to ________ for the space and resources.
compete
Why are biological differences/diversity in one species necessary?
They allow the species to survive, they are less vulnerable, they won't die off
Describe what an logistic graph looks like,
I will accept a picture or verbal description
"S"
Secondary succession begins with...
soil, damaged land but not destroyed
invasive species, nonnative species
A paper company has decided to plant a tree to replace every tree they have cut down. They are replacing a resource as they use it. This is an example of...
sustainable development
Name one biotic and one abiotic factor in this room
miss dain will pick a good answer
If an elephant tribe leaves a common watering hole, they have done which of the 4 population trends
Emigration
The pioneer species is the first species that starts the ecosystem, they must be able to live and grow on a...
rock
Name 3 ways that humans have negatively impacted the environment (you must use words and concepts we talked about)
examples: pollution, particulates, smog, deforrestation, desertification, depleting ozone layer, global warming
Describe the 3 symbiotic relationships
mutualism :) :)
commensalism :) :l
parasitism :) :(
Density dependent limiting factors will only limit the species based on the ________________ in the area.
Number of organisms
Give me an example of a density independent limiting factor
hurricane, flood, fire, tornado, etc.
Scientists have been studying a plot of land for 40 years. In 1850, the land was large and full of life. In 1860 an event occurred. In 1870 the land was not as large and lively, as it had been but it is growing small plants. In 1880 the land was growing large plants and also brought in animals. Predict what the event was that occurred in 1860.
A natural disaster that took down the forest, started secondary succession. ex. fire, flood
Name a direct cause of carbon dioxide increase
higher sea levels, increased plant growth, lack of oxygen for humans
What are the 4 properties of water?
Adhesion, cohesion, density, resistance to temp change
2 things occur when carrying capacity is met, name both in order
1st Stress
2nd Death