Topic 9

Subdecks (3)

Cards (53)

  • Organism is an individual living thing
  • population is all organisms of a particular species living in a habitat
  • Community is lots of different populations together
  • ecosystem is the interaction of a community of living organisms with the non-living parts
  • interdependence is when organisms in an area need each other for resources
  • Habitat is where organisms normally live
  • Energy is used ti grow, repair, move and excrete
  • Biotic factors are living factors that effect organisms
  • Abiotic factors is non-living factors that effect organisms
  • Parasites are microorganisms that live in or on a host organism and causes harm
  • Animal parasites : threadworms, leeches, lice, tics
  • plant parasites : mistletoe, love-vine, corpse lily
  • fungi parasites: ringworm, athletes foot
  • Sludge worms and blood worms prove water pollution
  • Freshwater shrimps and stonefly are in clean water
  • blackspot fungus and Lichens show good air quality
  • abiotic factors : water, wind, light, temperature
  • biotic factors : disease, competition, predation
  • Energy is lost so not all of it gets transferred in the food web
  • fish farming involves small spaces and aims to produce more fish of the same type while reducing overfishing
  • fish farming is high maintenance and reduces the biodiversity
  • eutrophication is the addition of more nutrients to an ecosystem
  • Fertilizers are washed into the water river/stream which causes algae bloom cycle to take place
  • marine plants are killed because of lack of sunlight and decomposers using oxygen
  • Water become anoxic and all aquatic organisms die
  • Reforestation : the replanting of trees in areas that have been cleared
  • conservation is protecting the environment by reducing the amount of resources used and waste produced
  • eutrophication causes algae blooms which block sunlight from reaching other organisms