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Copy of Web of Life

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by

Ni Sri

on 9 July 2013

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Transcript of Copy of Web of Life

The Web Of Life
Producers
(autotrophs)

Consumers
(heterotrophs)

Animals cannot make their own food.
They directly or indirectly consume the food made by plants.
Primary consumers
Green plants can make their own food.
Process of photosynthesis
1.Carbon Dioxide
2.water
3.energy of sunlight
Eaten by
Secondary consumers
Tertiary consumers
Quaternary consumers
Top consumers
First order consumers feed
directly on plants.

They are called herbivores.
examples

Deer
Cow
Elephant
Rabbit
Giraffe
Caterpillar
Several insect
Animals that feed on primary consumers are called secondary consumers.
Carnivores
.They feed on animals only.
Omnivores
.They feed on both
plants and animals.
Animals feed on secondary consumers
are called tertiary.
(third order consumers)

Carnivores
.They feed on animals only. snake raccoons
foxes
Omnivores
.They feed on both
plants and animals. fish
shark
Tiger
Birds
Humans
Bears
Animals that feed on tertiary
consumers are called quaternary
consumers(fourth order consumers)
-Carnivores =wolves snakes
coyotes eagle
-and Omnivores
-Animal such as lions,grizzly bears
polar bears and sharks are top consumers
or top predators. They are the last consumers in a food chain.
-The organisms on the top level of any
ecosystem depend upon the lower levels for their existence.
When any organism dies.
What happen?
It is eventually eaten by detrivores.




Vultures
Worms
Crabs
IT is also broken down by
decomposers
some organisms position in a food chain can vary as their diet differs
When
bear
eats berries . it is function as a primary consumer.when a
bear
eats a plant-eating rodent , it is functioning as a secondary consumer.when the
bear
eats salmon ,It is function as a tertiary consumer,because salmon is a secondary.
Food web
Lizard
Grasshopper
Plant
Praying mantis
Moth
Predatory bug
Herbivores bug
Food web is made up of many food chains.
Food web
Hawk
Secondary
carnivores
Primary
carnivores
Herbivores
Producers
Tertiary consumers
Secondary consumers
Primary consumers
Full transcript