Competency 37 Life Science

vertebrates

  • animals with backbone
  • cold-blooded such as fish, amphibians, reptiles
  • warm-blooded such as birds and mamals

invertebrates

  • animals with no backbone
  • 97% of earth’s animals
  • sponges, worms, mollusks, starfish, lobsters, crabs, jellyfish

food web

shows how all the food chains within an ecosystem are connected;

can be affected by:

-weather, fire, flooding

-deforestation

-pesticides

-pollution

decomposers

  • the things that eat dead or decaying object
  • fungi and bacteria are 2 examples

producers

they produce their own food

example would be plants

sun

grass

rabbit

owl

earthworm

name the food chain in order from the sun to the earthworm
food chain
how energy flows in an ecosystem
consumers

animals that eat the plants

examples include: herbivores, carnivores, and omnivores

predators

animals that eat consumers

they hunt and kill other animals for food

food
an increase in this would most likely result in an increase in the size of a population
tropical rainforests

  • found near the equator
  • warm temperatures
  • wet climate
  • animals include jaguars and anacondas

grassland savannah

  • moderate temperatures
  • 1/4 of Earth’s land
  • animals include prairie dogs, kangaroos, and lions

tundra

  • world’s coldest
  • animals include the polar bear and arctic hares

ocean

-accounts for 97% of earth’s water

-animals include the great white shark, lobsters, and angelfish

deciduous forest

-moderate temperatures and rainfall

-have 4 seasons

-common animals include foxes, deers, and cardinals

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