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If the producers create 5,000 J of energy, how much is available for the secondary consumers?
50 J
What is an autotroph and heterotroph?
autotroph-producer heterotroph-consumer
If the mice have 840 J of energy, how much energy do the hawks receive?
8.4 J
Why is the forest food web more sustainable?
It has more biodiversity so if something were to happen to one of the populations, there would still be other sources of energy to keep things stable
What is the ultimate source of energy for all ecosystems?
The Sun
Define biodiversity
the amount of different living things in an area
The food web depicted here would be able to support the smallest number of which of the following organisms?
Tuna
Which letters represent Apex Predators?
I and E
Which letters represents the producers?
A and B
What do the arrows in a food chain and web show us?
Which way the energy flows
This child's work is incorrect. Explain what you would do to make it correct-be detailed
it's missing arrows. Must explain which way arrows would be pointing to get credit
What percentage of energy is passed from one trophic level to the next?
10%
Which list only abiotic factors
rain, temperature, soil
Which shows the interaction between a biotic and abiotic factor?
Bear and Cave
Where is the most energy and biomass found at?
Producers
Name one organisms that depends directly on primary consumers for its energy source?
Monkeys, Lions, or mongoose
What belongs in the missing trophic level?
Primary Consumer
Which is NOT an autotroph (producer)? Algae, wildflower, mushroom, douglas fir tree
mushroom
Which food web is more sustainable and why?
Forest Food Web because it has more biodiversity
Which organism recieves the least amount of energy and how much is it?
Human-80 J
If a species is completely removed from an ecosystem, what decreases in that area?
 
biodiversity and sustainability
 
only biodiversity
 
primary consumers
 
plants
What is something that both primary and secondary consumers have in common?
They both get energy from other living things
Which ecosystem has the most sustainability?
Ecosystem 4
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