Trophic Level
10% Rule
Vocabulary
Biomes
Food Chains/Webs
100
What type of consumer will always be a primary consumer and why?
Herbivore, they will always only eat plants/producers.
100
________ % of energy is transferred to the next trophic level while ________ % is energy that cannot be consumed by organisms also known as lost energy.
10,90
100
What is a food chain?
A sequence of who eats who or how different organisms get the energy they need to survive.
100
This biome have the worlds largest amount of biodiversity.
Tropical Rainforest
100
Where does all energy to start food chains come from.
The Sun
200
What decreases as you go up a trophic level?
Energy
200
Look at the following energy pyramid. If the producers have 7000 kcal of energy, how much energy will be available for the Sea Urchin?
700 kcal
200
What are consumers and the 3 types?
Organisms who get their energy by eating other living organisms. Herbivore, Omnivore, Carnivore
200
This biome contains deciduous trees and experiences four definite seasonal changes throughout the year.
Temperate Deciduous Forest
200
An energy pyramid is used to show the....
amount of energy available at each level of food chain.
300
Which level of this food pyramid represents the largest amount of organisms?
Primary Producers
300
If tropic level D starts with 600000 kc, how man kcal will level B have?
6000 kcal
300
What are producers?
Organisms who make their own food using photosynthesis.
300
How many land biomes are there?
7
300
What is always the first link on a food chain?
Plants or Producers
400
What is the correct order of a 4 link trophic pyramid?
primary producer, primary consumer, secondary consumer, tertiary consumer
400
Define the 10% rule using the words trophic level and energy pyramid.
As you go up trophic levels on an energy pyramid, only 10% of the energy is passed from one level to another.
400
What is the difference between food chains and food webs?
A food chain outlines who eats whom. A food web is all of the food chains in an ecosystem.
400
This biome is found in the far northern latitudes. It receives precipitation mostly in the form of snow and is flat and treeless.
Tundra
400
True or False: This is an example of an Iowa food chain? Plankton -> Blue Gill -> Piranha
False, we do not have piranhas in Iowa.
500
Name the secondary consumer in the food chain: Grass -> Cricket -> Frog -> Snake -> Hawk
Frog
500
Why is there hardly ever more than 3 or 4 links in a food chain?
The amount of energy decreases significantly as the chain gets longer.
500
What is an Apex Predator?
An animal at the top of the food chain or does not get eaten by other consumers.
500
Which of the following is an important abiotic factor in a marine ecosystem: water depth, amount of fish, types of algae, animal sizes? What is an abiotic factor?
Water Depth, nonliving things that supports ecosystems.
500
Name the omnivore using the food web.
Birds