producer and consumers
TRANSCRIPT
Producers and
Consumers
A. Primary Producers
Autotrophs: produce their own food and food for others using chemicals or light
1. Photoautotroph (light)
Do photosynthesis:Use light energy, water, and
carbon dioxideMake Carbohydrates (sugar)
and oxygenPhotosynthetic producers:Land: PLANTSWater: ALGAESalt marshes: CYANOBACTERIA
2. Chemoautotrophs
Do chemosynthesisUse energy in chemicals to
create carbohydrates
Ex. Hydrothermal vents
B. Consumers
Heterotrophs (consumers): eat other organisms to obtain energy
1. Carnivores
kill and eat other animals
2. Scavenger
consume the carcasses of dead animals
3. Decomposer
Eat dead, decaying material
Create detritus small pieces of dead and
decaying plant and animal remains
4. Detritivore
Feeds on detritus (small particles of dead stuff)
5. Herbivores
eating plant leaves, roots, seeds, or fruits
6. Omnivore
Eats a variety of different foodsPlantsAnimals