Energy Transfer
Food web/chains
Energy Pyramid
Limiting Factor
Symbiosis
100
The energy organisms need to live and grow first enters the ecosystem when ______ take in energy from the ________.
Plants
Sun
100
what are the 3 types of consumers?
Herbivore, Omnivore, Carnivore
100
How many units of energy would be expected to be found at the secondary consumer level, if the producer level has 1000 units?
10 units
100
Eagles and grizzly bears live together in the same habitat. There will be competition between the eagles and the grizzly bears if what is true?
If both grizzly bears and eagles feed on the same organism.
100
What is mutalism?
When both species benefit.
200
Describe how energy is transferred in a food web.
Energy flows from producers to one or more levels of consumers.
200
What type of consumer is a primary consumer?
Herbivores mainly, but it could be omnivores too.
200
How much percent does the energy decrease as you move up the energy pyramid?
10%
200
Name 3 limiting factors
food, water, shelter
200
what is parasitism?
one benefits, the other is harmed
300
what is the role of the Sunfish in this food web?
to provide energy for the bass and snapper turtles
300
Mold, fungi, and some types of bacteria are classified as decomposers. What is the role of a decomposer in a food web?
to break down dead organisms and put nutrients back into the earth.
300
which level has the most energy?
producers bottom level
300
Bats eat insects. If the insect population decreases, what will happen to the bat population?
It will decrease as well b/c it won't have any food.
300
what is commensalism?
one organism benefits.... the other is not affected.
400
which three consumers all get their energy from the same producer?
squirrel, robin, field mouse
400
Where does a herbivore get its energy from?
plants/producers
400
Is mold a producer, decomposer, or consumer?
decomposer
400
A predator feeds on _______. The ________ is eaten by the predator.
prey
400
What type of symbiosis is a tapeworm and pig?
Parasitism
500
Name all what the moutain lion could eat.
Deer
Squirrel
500
How does a producer get energy?
From the process of photosynthesis
500
which organisms are competing for the cricket?
Frog
Sparrow
Spider
500
What is competition?
When 2 organisms fight for a limited resource, such as food.
500
which consumers would receive the greatest amount of energy captured by the producers in their food chains?
Opossum and Woylies