- Trophic-to feed
- A carrot plant photsynthesizes.
- A carrot fly eats the carrot plant therefore the carrotfly is a herbivore.
- Fly catcher eats the carrotfly which makes it a carnivore.
- Sparrow eats a flycatcher which makes it a TOP carnivore.
- However, ecologically, different names exist for these feeding levels.
- The carrot plant could be called the producers, plants produce their own food through photosynthesis.
- the carrotfly would be called a 'primary' consumer. Takes the chemical energy from the plant and turns it into its own chemical enrgy.
- The flycatcher would be called a 'secondary' consumer which changes the chemical energy from one form to another.
- The sparrow hawk would be known as the tertiary consumer. They eat the secondary consumers and turn the molecules of the secondary consumers into useful molecules of their own.
- Decomposers, such as fungi, break down all these animals after they die. They break down the molecules from these organisms into nitrates and phosphates.
Tuesday, May 17, 2011
4.4 Trophic levels
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