Biomes & More
Biotic vs Abiotic
Relationships
Trophic Stuff
Cycles
100
Which is a more specific Level, a Community or an Ecosystem
Community
100
Name 3 Abiotic factors in an ecosystem....
Answers may vary (Oxygen, Carbon Dioxide, temperature, soil minerals, etc.)
100
Organisms that benefit from their host, and their host is harmed but not usually killed
Parasites
100
What is this?
A Food Chain
100
What is another term for rain or snow?
Precipitation
200
The number of organisms of a particular species living in a particular area.
A Population
200
An important abiotic factor that keeps trees and many plants from growing in the tundra is permanently frozen ground called...
Permafrost
200
Here a Plover Bird cleans the teeth of a crocodile getting a meal, and the croc benefits as well. This is an example of... (although this may be a myth)
bird
Mutualism
200
What is the difference between a food chain and a food web?
A food web shows multiple feeding relationships
200
How can carbon be absorbed from the atmosphere in the carbon cycle?
As carbon dioxide by plants (or other organisms) by the process of photosynthesis
300
Which biome is commonly found closest to 0 latitude?
Tropical Rain Forest
300
These organisms are an important type of every ecosystem and are responsible for recycling nutrients in the soil and breaking down organic matter
Decomposers
300
What is Commensalism?
One organism benefits from the relationship while the other is unaffected.
300
Typically, how much energy (as a percentage) is stored in the biomass of one trophic level after being transferred from the last trophic level.
10%
300
Why is nitrogen (N) important to plants and animals (be specific)
They use it to make amino acids (to build proteins)
They use it to make DNA
400
Taiga or Boreal Forest or Coniferous Forest
400
In what Month (according to this data), does rainfall average about 2 centimeters?
June
400
This is not a Predator/Prey relationship as there is no hunting here...instead this is called...
Herbivory
400
Name 3 reasons why energy is lost as it is transferred from one trophic level to the next
Lost as heat
Metabolism/cellular respiration (energy used for life)
Not all food or organisms are eaten
Not all energy is absorbed (waste/feces)
400
What organisms are responsible for returning nitrogen in the soil to the atmosphere? (be specific)
Denitrifying Bacteria
500
What is the reason that it is colder at the poles of the planet? (Be specific)
Less sunlight strikes per unit area
500
An increase in dry vegetation in a grassland can cause in increase in this abiotic factor...
Fire
500
What are the two other terms for a producer and a consumer?
Autotroph/Heterotroph
500
Based on the information below in the diagram...if instead, 5000 Kcals/m2/yr were stored by the primary consumers, how much energy would then be stored by the secondary consumers?
500 Kcals/m2/yr
500
In our exploration of Trophic Cascades, sometimes lakes experience increased levels of algae, which can cause an influx of...
Carbon Dioxide Gas to replace reduced levels absorbed by the algae