Unit 1 - AOS1 - Components of the Environment Flashcards

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1
Q

Definition of Ecosystems

A

A biological community of interacting organisms and their physical environments.

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2
Q

Definition of Ecology

A

Is the study of ecosystems

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3
Q

Abiotic Factors

A
  • Non-living things
    Climate, sunlight, temperature, nutrient availability, humidity, water availability, soil type.
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4
Q

Biotic factors

A
  • Living things
    organic matter, trees, animals, shrubs, bacteria.
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5
Q

The Levels of Organizations

A

IPS CHEBB

  1. Biosphere
  2. Biomes
  3. Ecosystems
  4. Habitats
  5. Communities
  6. Species
  7. Populations
  8. Individuals
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6
Q

Ecosystem processes
TRAPDC

A
  • Cellular respiration
  • Photosynthesis
  • Transpiration
  • Reproduction
  • Assimilation
  • Decomposition
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7
Q

Open system

A

–> Allows matter and energy to easily be exchanged between other systems. (Ecosystems are considered open systems)

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8
Q

Closed system

A

–> Isolated from other systems (don’t occur naturally in the environment) {e.g., terrarium}

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9
Q

Semi-permeable systems

A

Somewhere between an open and closed system (filter, E.g., Cells)

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