Ecology Practice Quizizz Flashcards
An illustration that uses arrows to show the MANY possible directions in which matter and energy can pass through the organisms in an ecosystem.
food web
A herd of deer leave their home and move into a new area. this is an example of ___________________
emigration
What does the term carrying capacity describe?
The population size that the environment can sustain.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
ecosystem
relationship in which two species live closely together
symbiosis
Respiration is the process by which animals take in _____ and release _____.
oxygen, carbon dioxide
What does every food chain usually start with? (Even if it’s not drawn or written there!)
sun
What do the arrows show in a food chain picture?
they point in the direction that energy is flowing
Which kind of growth does the human population follow? It is described as a J-shaped curve.
exponential growth
The image provided is an example of a(n):
predation
Consumer that eats plants
herbivore
The number of individuals a habitat can sustain with the resources it has available
carrying capcity
The nonliving aspects of an ecosystem.
abiotic factors
When there is a lack of resources such as food, water, sunlight, shelter, and space this is often called __________.
limiting factors
The living portions of the ecosystem.
biotic factors
If a disease destroying barley plants in a field swept through an ecosystem, what would happen to the barley eating bird population in the the field ?
the bird population would decrease
Which of the following removes carbon from the atmosphere?
photosynthesis
Where an organism lives
habitat
plants that convert energy from the sun
producer
An organism that needs to eat other organisms to obtain energy is known as a:
consumer
Imagine a very hot summer with little rain. What would be the limiting factor for the populations of all of the animals?
water
In a forest ecosystem, which of the following is the best example of a limiting factor for a rabbit population?
grass availabe
What does a food web represent?
All connections of energy flow throughout all organisms in a habitat.
