Symbiosis

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Symbiosis
Two unlike organisms living closely together.
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3 Symbiotic Relationships
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PARASITISM

• A symbiotic relationship where organism benefits
  while the other is hurt. ONE IS HELPED AND THE
  OTHER IS HARMED.
• Examples Tick on a dog
• Flea on a cat
• Leech on a person

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COMMENSALISM

• A symbiotic relationship where one organism is
  helped and the other is neither helped or harmed.
  ONE ORGANISM BENEFITS AND THE OTHER IS NOT
  AFFECTED.
• Example sparrow in a tree

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MUTUALISM

• A symbiotic relationship where both organisms are
  helped and neither are harmed. BOTH ORGANISMS
  BENEFIT.
• Examples bee and a flower
• beta fish plant in a bowl
• oxpecker and a rhino

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Its Professor Know-It-Alls Quiz Time

• Lets see what youve learned
• about symbiotic
• relationships.

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Question 1

• A small puppy often has roundworms. The host
  puppy provides nutrients to the worms while the
  puppy is often sickly and thin. What type of
  relationship exists between the roundworms and
  the puppy?

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Question 2

• A cattle egret (bird) lives in the fields among
  cattle. The cattle stir up insects which the
  cattle egret feed upon. The cattle are not helped
  nor harmed. What kind of symbiotic relationship
  exists between the cattle egret and the cattle?

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Question 3

• Barnacles often attach themselves to whales and
  strain food as the whale swims through the water.
  The barnacles are able to obtain food while the
  whales are unaffected. What type of relationship
  exists between the barnacles and the whales?

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Question 4

• Honeybees travel from flower to flower gathering
  pollen for food. In the process, the bees aid the
  flowers with the pollination process. What type
  of relationship exists between the bees and the
  flowers?

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Question 5

• A leech can attach itself to a person while
  swimming in a creek. The leech sucks the blood
  from the host person causing the person to
  become weak and oftentimes sick if not removed.
  What type of relationship exists between the
  leech and the person.