7th Grade

1

• 7th Grade
• Unit 2
• Ecosystems
• Lesson 2
• Ecosystems
• Vocabulary of Instruction

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Abiotic

• Inanimate, inorganic, not living.
• Examples
• Water
• Soil
• Sunlight
• Rocks
• Wind/Air

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Adaptation

• Changes in an organism's physiological structure
  or function or habits that allow it to survive in
  new surroundings.

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Biome

• Is the largest ecological unit. It consists of a
  group of related ecosystems that share some kinds
  of special plant life and weather patterns.

Aquatic Biome
Ocean Biome
Grassland Biome
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Biosphere

• Areas of the earth where life exists.

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Biotic

• Relating to, produced by, or caused by living 
  organisms.
• Examples
• Rabbit
• Wolf
• Bacteria
• Plants/Grass
• Mushroom/ Fungi

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Community

• All the organisms that live in a given habitat
  and affect one another as part of the food web or
  through their various influences on the physical
  environment.

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Ecosystem

• Is the network of the interactions between
  organisms and their environment, and has both
  living and nonliving components.

Lake Ecosystem
River Ecosystem
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Marine Ecosystem
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Habitat

• Is the set of physical and environmental
  conditions that determines where an organism or
  group of organisms can live most comfortably
  factors include climate, amount of rainfall, and
  amount of sunlight.

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Population

• Is a group of organisms of the same species that
  live together.

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Species

• Is a group of organisms that have common
  ancestors, and are made up of one or more
  populations.

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