A biological community is a collection of populations of different species living close enough to interact with one another For example, a pond = insects,
© 2011 Pearson Education, Inc. Marine Ecosystems Marine ecosystems Why the Ocean Matters.
What is a Coral Reef? A. An ecosystem formed by millions of coral organisms called polyps i. A system of interconnected elements, formed by the interaction.
Ch 26- Sponges and Cnidarians What characteristics do all animals share? – Members of kingdom Animalia, multicellular, eukaryotic heterotrophs, lack cell.
Marine Biomes Exploring the world of marine biomes on a barrier reef.
EXPLORING CORAL REEFS Phoebe Marie “Maripi” R. Reyes by:
Strange but true…. Sea Cucumber Echinoderms (like starfish, sea urchins, sand dollars) Radially symmetrical Have a water-vascular system that functions.
Invertebrates .
Ecology Thinking Questions. Compare and contrast a population and a community.
ANIMAL KINGDOM. INVERTEBRATE ANIMALS Occupy all terrestrial and aquatic ecosystems 34 phyla We will be studying: 1.Sponges and Cnidarians 2.Worms 3.Molluscs.
Topic 3: Other Relationships with Ecosystems Predator-Prey Relationships Predation: a predator eats a prey.
SYMBIOSIS The term symbiosis (from the Greek:, sym, "with"; and, biosis, "living") commonly describes close and often long-term interactions between different.
