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15 Cards in this Set

  • Front
  • Back
Niche
An individual species's "profession"
Mutualism
1: Benefits
2: Benefits
Commensalism
1: Benefits
2: No effect
Parasitism
1: Benefits
2: Harmed
Symbiosis
Different species living together
Two examples of "Mutualism"
1. Termites + Protozoa
2. Monkeys + Deer
Two examples of "Commensalism"
1. Birds + Trees
2. Remora + Shark
Two examples of "Parasitism"
1. Tape worms + Any other animal
2. Mosquitoes + Humans
Saprophytes
absorb nutrients from dead tissue or prudcts of organisms (waste)
9 major characteristics shared by organisms
1. made of cells
2. highly organized
3. use energy
4. grow and develop
5. fixed life span
6. reproduce
7. respond to stimuli
8. adjust to environment (homeostasis)
9. display heredity
Flow of energy in nature
Sun (ultimate source of energy for all life)

Glucose (C6H12O6) energy source of all life

Starch (stored in plants)

Glycogen (stored in animals)

ATP ("fuel" that can be stored and withdrawn)
Levels of organization
1. Subatomic Particles
2. Atom
3. Molecule
4. Organelle
5. Cell
6. Tissue
7. Organ
8. Organ System
9. Multicellular Organism
10. Population
11. Community
12. Ecosystem
Primary Producers
Organisms that convert sunlight energy to chemical energy and use it to synthesize organic comounds from inorganic raw materials
Consumers
feed on tissues of other organisms
Decomposers
feed on nonliving products and remains of producers and consumers