food chains Flashcards

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1
Q

why do we need to eat?

A
  • Because we need energy
    • energy is necessary for organisms to grow and to function
    • animals get energy from the food that they eat
    • plants use sunlight, water and nutrients to get energy
      plants use a process called photosynthesis
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2
Q

producers

A
  • produce their own food
    • they don’t rely on any other Organism to survive
    • they use sunlight water and nutrients
      for example, plants
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3
Q

consumers

A
  • cannot make their own food
    • need to consume plants and/or other animals
    • the three types of consumers (herbivores, carnivals, omnivores)
    • there are levels within the consumer food chain or food pyramid or food web
      these levels are primary, secondary, tertiary ect.
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4
Q

herbivores

A
  • Only eats plants
    • leaves, grass, flowers, seas, roots, fruit, bark, pollen etc
    • they are vegetarians
    • an example of herbivores are cows, horses, bunnies.
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5
Q

carnivores

A
  • Only eat meat
    • this includes insects and all other animals
      for example, felines, birds of prey, canines
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6
Q

omnivores

A
  • Can eat both plants and animals
    humans, most bears, raccoons, and most primates
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7
Q

decomposers

A
  • decompose dead plants and animals and decompose them to simplify forms of matter
    fungi and bacteria
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8
Q

insectivores

A
  • insectivores are organisms that eat insects
    for example, insectivorous birds
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9
Q

food chains

A
  • shows how each living thing gets its food
    • every food chain starts with a plant and end with an animal
      food chains very rarely have decomposers
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10
Q

what do the arrows mean

A

Arrows mean is eaten by or gives energy to

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11
Q

what is the scientific formular for photosynthesis?

A
  • Co2 + h2o ———> C6 H12 06 +O2
    sunlight
             chlorophyll                sugar // 
                                                 glucose
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