Sb5a
Abiotic/Biotic factors controlling the number of individuals in a population are
Limiting Factors
Energy decreases by how much in an energy pyramid
10%
The act of deforestation will cause a decrease in what major earthly element
oxygen
Reduce, Reuse, and Recycle are used to combat what type of pollution
water pollution
Bears primarily do what type of adaptation during colder climates?
Hibernations
A lack of resources affects a populations
Carrying Capacity
What tropic level would plants be considered as
producers
Fossil fuels release what environmentally changing gas into the atmosphere
carbon dioxide
fossil fuels
Secondary succession occurs primarly after what?
fire
Sharks continuously help to maintain and hold together an ecosystem. Sharks are an example of what type of species in ecology?
Keystone species
The organism at the last level of a food pyramid would be considered what kind of consumer
tertiary consumer
Which is a non-renewable energy source?
a. wind
b. solar
c. hydropower
d. coal
d. coal
Non-native species can impact the ___ of ecosystems.
biodiversity
Rising temperatures in aquatic ecosystems causes a large amount of carbon dioxide in the water. This increase of carbon dioxide causes a decrease of ____ in the water.
oxygen
Jenna often visits a large grassland that is around 100 acres. There are 65 cows that graze the land. Jenna notices that once the number of cows reach around 70 the population begins to decrease. What has happened to the population of cows?
They have reached their carrying capacity
In what biological process is carbon dioxide released into the atmosphere as apart of the carbon cycle
Cellular respiration
The greenhouse effect uses gasses in the Earth's atmosphere to trap what energy?
heat/thermal
What type of resourse helps to reduce the negative impacts of the greenhouse effect?
renewable resources
Lichens and mosses are mostly found in which type of succssion?
primary
Foxes live in a large forest and primarily use rabbits as their source of food. Because of a lack of rainfall the rabbit population has decreased leaving only a certain amount of rabbits for foxes to eat. What is the limiting factor for the foxes population as a result of a smaller rabbit population?
Competition
what process allows for organisms to use absorbable forms of nitrogen
nitrification
Deforestation primarily effects what biochemical cycle?
a. phosphorus cylce
b. carbon cycle
c. nitrogen cycle
d. hydrogen cycle
b. carbon cycle
Climate change causes an immense amount of heat to be trapped in the Earth's atomosphere causing harm to organisms that live in colder climates such as Polar Bears. What major impact could climate change have on the habitats of polar bears?
The melting of sea ice/ ice caps
Sharks sharp teeth would be considered what type of adaptation?
a. behavior
b. protective coloration
c. structural
C. structural