Episode 02
INTERACTIONS  AMONG LIVING  THINGS OBJECTIVE :  In this unit we will study the different relationships between organisms l...
Interaction among living things Symbiosis Competition Predation
COMPETITION Competition is the struggle between organisms to live in an area with limited resources  O
What is a  Predator  ? <ul><li>who Kills another for Food </li></ul>
What is a Prey ? <ul><li>the Food for predators </li></ul>
PREDATION Predator Adaptations:  Adaptations that help them to catch the preys. For example:  Speed, Sharp teeth, Toxins, ...
Prey  adaptations
 
Prey  adaptations
 
False Coloring Prey  adaptations
Prey  adaptations W A R N I N G  COLORING M O R T A L
Predator  adaptations
Predator  adaptations
Mutualism:  Both species benefit Parasitism:  One specie benefit while the other one is harmed . Commensalism:  One specie...
MUTUALISM
MUTUALISM
Parasites <ul><li>They live “ON” or “INSIDE” another organism ( called Host ) and harming it </li></ul>
Parasitism
Anemones tentacles are equipped with cells like small harpoons and contain a poison sufficient to paralyze or kill other f...
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  • Camouflage
  • Science

    1. 1. Episode 02
    2. 2. INTERACTIONS AMONG LIVING THINGS OBJECTIVE : In this unit we will study the different relationships between organisms living together. Then we will also be able to identify the needs that must be met by an organism’s surroundings, biotic and abiotic parts of a habitat, and describe the levels of organizatoin within an ecosystem.
    3. 3. Interaction among living things Symbiosis Competition Predation
    4. 4. COMPETITION Competition is the struggle between organisms to live in an area with limited resources O
    5. 5. What is a Predator ? <ul><li>who Kills another for Food </li></ul>
    6. 6. What is a Prey ? <ul><li>the Food for predators </li></ul>
    7. 7. PREDATION Predator Adaptations: Adaptations that help them to catch the preys. For example: Speed, Sharp teeth, Toxins, Claws, Camouflage, etc. Prey Adaptations: Adaptations help preys to escape from predators. For example: Speed, Change color, Spines, Toxins, Shields, etc.
    8. 8. Prey adaptations
    9. 10. Prey adaptations
    10. 12. False Coloring Prey adaptations
    11. 13. Prey adaptations W A R N I N G COLORING M O R T A L
    12. 14. Predator adaptations
    13. 15. Predator adaptations
    14. 16. Mutualism: Both species benefit Parasitism: One specie benefit while the other one is harmed . Commensalism: One specie benefit but the other one is not harmed
    15. 17. MUTUALISM
    16. 18. MUTUALISM
    17. 19. Parasites <ul><li>They live “ON” or “INSIDE” another organism ( called Host ) and harming it </li></ul>
    18. 20. Parasitism
    19. 21. Anemones tentacles are equipped with cells like small harpoons and contain a poison sufficient to paralyze or kill other fish or predators, But the anemone treats the Clownfish as part of itself and does not sting it, but have no benefit from him. Clownfishes have a close relationship with sea anemones
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