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Living Things and the Environment

Living Things and the Environment. EQ: How do I define the various levels of an ecosystem?. Ecology. The study of how living things interact with each other and their environment. EQ: How do I define the various levels of an ecosystem?. Ecosystem.

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Living Things and the Environment

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  1. Living Things and the Environment EQ: How do I define the various levels of an ecosystem?

  2. Ecology • The study of how living things interact with each other and their environment EQ: How do I define the various levels of an ecosystem?

  3. Ecosystem • All the living and nonliving things that interact in a particular area • May contain many habitats • Forest ecosystem • Mushrooms grow in damp soil • Bears live on forest floor • Termites live in fallen tree trunk EQ: How do I define the various levels of an ecosystem?

  4. Ecosystem Organization • Single organism – smallest unit in an ecosystem • Population • Community • Community + Abiotic Factors = Ecosystem EQ: How do I define the various levels of an ecosystem?

  5. EQ: How do I define the various levels of an ecosystem? Habitats • A place where an organism lives • Organisms • Living thing • Obtains food, water, shelter, and other things it needs to live, grow and reproduce from its surroundings

  6. Habitats • Organisms live in different habitats because they have different requirements for survival EQ: How do I define the various levels of an ecosystem?

  7. Biotic Factors • The living things an organism interacts with in its environment EQ: How do I define the various levels of an ecosystem?

  8. Communities • All the different populations that live together in one area EQ: How do I define the various levels of an ecosystem?

  9. Abiotic Factors • Non living things in an ecosystem • Water • Sunlight • Oxygen • Temperature • Soil EQ: How do I define the various levels of an ecosystem?

  10. Populations • All members of one species in a particular area • All daisies in a field • All pigeons in NYC • Area in which a population lives may be as small as a blade of grass or as big as an ocean EQ: How do I define the various levels of an ecosystem?

  11. Class Work and Homework • Fill In • What did I learn • Confused • Say Read pages E 16 – E 21 1- 1 Review and Reinforce 1-1 Enrich EQ: How do I define the various levels of an ecosystem?

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