Food Webs
Grass is an example of what part of a food web?
Producer
Bottom level of energy pyramid
Producer
A biotic factor is one that is
Living
Process in which producers make their own food
Photosynthesis
Eats both plants and animals
omnivore
Fancy word for producer
Autotroph
Second level of energy pyramid
Primary consumer
An abiotic factor is one that is
Not living
What are the products of photosynthesis?
Recycles nutrients from dead organisms
Decomposers (sus)
What part of the food web makes its own food for energy and does not have to eat other organisms?
Producer
Highest level of the pyrimad
Apex Predator
Name three biotic factors among us
answer varies
Carbon Dioxide, Water, Radiant or Light energy
energy stored in food
chemical
When a frog eats a grasshopper, it is what type of consumer?
Secondary
If 2500 joules are in the first level, How many joules are in the third level?
25
Name three abiotic factors among us
answer varies
What type of reaction is photosynthesis?
Endothermic
Eats dead carcasses
Scanvenger
Fancy word for consumer
Heterotroph
If 4 joules of energy are in level 3 of a pyramid, How many were in level 1?
400
Which can you live without? Biotic or abiotic?
Neither, you must have both
Given ?CO2 + 6 H2O -> C6H12O6 + 6 O2
how many molecules of CO2 do you need
6 molecules of CO2
What two reactants containing carbon are most common in chemosynthesis?
CO2 and CH4 (methane)