Interaction of Living Things

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  • 1. Interaction in the Ecosystem
  • 2. Review: Classify the organisms according to the kingdom where they belong: Kingdom Plantae
  • 3. Kingdom Monera
  • 4. Kingdom Fungi
  • 5. Kingdom Protista
  • 6. Kingdom Animalia
  • 7. Objectives: • Describe how living things interact with each other; • Make a chart that shows the relationship among living things; • Realize the importance of maintaining harmonious relationship with each other.
  • 8. “And so we know and rely on the love God has for us. God is love. Whoever lives in love lives in God, and God in him.” 1 John 4:16
  • 9. Having a good and harmonious relationship is important to maintain peace and order in the society.
  • 10. Relationship among Living Things • Predation • Competition • Cooperation • Symbiosis a. Mutualism b. Parasitism c. Commensalism
  • 11. Predation • A stronger organism called the predator eats the weaker organism called the prey. Predator Prey
  • 12. Predator Prey
  • 13. Competition • Some living things have the same need that is why they used to fight each other. Intraspecific Competition- involves organisms of the same kind/species.
  • 14. Interspecific Competition- involves organisms among different species. (competition in a community) Lioness and hyenas fighting for food
  • 15. Cooperation • Some organisms help one another for higher chance of survival. Ants are helping one another to protect and sustain their colony.
  • 16. Symbiosis • An interaction that involves two different kinds of organism, where one is benefited while the other may be benefited, harmed or unaffected. • Examples are mutualism, parasitism and commensalism.
  • 17. Mutualism The two organisms are benefited. Butterfly drinks nectar from flowers.Butterfly helps the flowers in pollination.
  • 18. Ants protect aphids from predator Aphids give food to ants. Ants and Aphids
  • 19. Parasitism • One organism is benefited (parasite) , the other is harmed (host). Man is the host. Leech is the parasite.
  • 20. Parasitism Ectoparasitism- parasites are found outside the host’s body Endoparasitism- parasites are found inside the host’s body
  • 21. Commensalism One organism is benefited (commensal) while the other is not affected (host). Shark is the host. Remora is the commensal.
  • 22. Commensalism Tree is the host. Orchid is the commensal.
  • 23. Organism A Organism B Mutualism Benefited Benefited Parasitism Benefited (Parasite) Harmed (Host) Commensalism Benefited (Commensal) Not Affected (Host)
  • 24. Mutualism
  • 25. Commensalism
  • 26. Parasitism
  • 27. Competition
  • 28. Predation
  • 29. Cooperation
  • 30. Predation
  • 31. Parasitism
  • 32. Mutualism
  • 33. Cooperation
  • 34. Assignment • Bring a full-body picture of yourself, an experiment paper and pencil