Biotic/Abiotic Factors
Non-living things in the environment are called
Abiotic Factors
The smallest level of organization within an ecosystem is
Organism
When two organisms live closely together and at least one organism benefits it is known as
Symbiosis
How much energy is passed on to the next level in an energy pyramid?
10%
One Fish Two Fish
Red Fish Blue Fish
Living things in an ecosystem are called:
Biotic Factors
An ecosystem is made up of:
All the living and non living things as well as the community of organisms that live there.
When both organisms benefit it is known as
Mutualism
If a producer has 10,000 joules of energy, how much is passed on to the secondary level consumer?
100 joules
What is the fourth planet from the Sun?
Mars
The food your eat is consider a ______________ factor.
biotic
All the members of one species living together in a particular area are known as:
Population
Cuckoo Birds lay their eggs inside the nest of another bird, and frequently push the other eggs out of the nest to give their eggs the best chance of survival. This is known as:
Parasitism
Why do arrows move up the food chain instead of from a consumer to what it eats?
It shows the flow of energy in the ecosystem.
You are made up of what percent water?
60%
The rocks, soil, air, and water in an ecosystem is :
abiotic
An organism's particular role within an environment such as what it eats, what eats it, and how it eats is called an organism's:
Niche
Tiny photosynthetic algae live inside of coral tissues. The algae produce sugars and oxygen for the coral through sunlight, while the coral provides a safe home and essential inorganic nutrients for the algae.
This is an example of :
Mutualism
Which of the following organisms is a primary producer in a terrestrial ecosystem?
a. oak tree
b. grass hopper
c. red fox
d. earthworm
a. oak tree
What is the first full verse of the song Rocky Top?
Wish that I was on ol' Rocky Top
Down in the Tennessee Hills
Ain't no smoggy smoke on Rocky Top
Ain't no telephone bills
List three biotic factors that can be found in an ocean ecosystem.
fish, starfish, sea anemone, seaweed, clams, mussels, sea grass, sea turtles, squid, octopus, etc.
How do birth and death rate affect a population size?
Include both birth and death rate in your answer.
Cattle egrets follow grazing cattle, horses, and other livestock to catch insects that are flushed out of the grass as the large animals move. The livestock experience no benefit or harm.
What type of symbiosis is this?
A rabbit eats grass, and a hawk then eats the rabbit. What trophic level does the rabbit occupy?
Primary Consumer- herbivore
Solve the equation:
5x + 3 = 2x + 18
(Hint: combine like terms)
x=5