ECO 1
ECO 2
ECO 3
ECO 4
THUNDERDOME
100
Networks of feeding relationships
Food web
100
Another name for primary consumers
Herbivores
100
Two sources of energy for autotrophs
sunlight and chemicals
100
Feeds on dead decaying matter
Decomposers / Detritivores
100
What actor played Batman in "Batman Forever"?
Val Kilmer
200
Basis for all energy in an ecosystem
Producers
200
Explain why decomposers are so important for an ecosystem
Return vital nutrients to the Earth
200
What is the element of life?
Carbon
200
Give two proper names for an organism that makes its own food
Producer / Autotroph
200
What is Ron Weasley’s middle name
Bilius
300
Explain how decomposition and photosynthesis affect the concentration of CO2 in the atmosphere
Decomposition adds to it / Photosynthesis reduces it
300
Name the four molecules that all living things need
carbohydrates , lipids, nucleic acids , proteins
300
Explain the difference between nitrogen fixation and denitrification
Fixation converts nitrogen gas into useful compounds for plants. Denitrification converts the compounds back to nitrogen gas
300
Why does each trophic level have less energy than the one below it?
Lost as heat
300
The Pepperup Potion is a remedy for what common ailment? (Harry Potter)
A cold
400
Explain you can't have more tertiary consumers in an area than secondary consumers
Not enough available energy to sustain the population
400
Name four processes that put carbon into the atmosphere
human activity / geological factors / respiration / decomposition
400
Most food webs do not include decomposers. Explain how you would use the arrows to add decomposers to a food web.
All organisms would have arrows going towards the decomposers
400
What is the source of energy produced by autotrophs?
carbohydrates
400
What kind of organism swallowed Boba Fett in "The Return of the Jedi"?
Sarlacc
500
Explain how the phosphorus cycle differs from other geochemical cycles
It does not enter the atmosphere
500
Describe how an algae bloom happens
Teacher's choice
500
Give the steps necessary for carbon to enter the atmosphere, and then end back in the soil.
Respiration / photosynthesis / decomposition
500
Name two ways that nitrogen fixation can occur.
Bacteria / lightning
500
What is the car from "Back to the Future"?
Delorean