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SDAIE Ecosystems

Last updated over 2 years ago
9 questions
Required
3
  • Populations and communities are __________ components of ecosystems. A __________ consists of all the individual members of one particular__________ that live in the same area at the same time.
Required
2
A(n) __________ consists of all of the species that interact in a particular environment. A(n) __________ consists of all the living and nonliving things that exist and interact in a specific area.
Required
5

Match the example image to the correct species interaction

  • Item 1
  • Item 2
  • Commensalism
  • Competition
  • Mutualism
  • Parasitism
  • Predation
Required
4
  • In mutualism, __________ organism(s) benefit from the interaction. In predation, __________ hunts and consumes __________. In competition, two or more species compete for __________ resources in the same ecosystem.
Required
2
  • ____________ succession occurs when communities form in an area that was previously uninhabited by organisms. ______________ succession occurs when new communities form after a major disturbance to an ecosystem such as falling trees, a fire, or a flood.
Other Answer Choices:
Primary
Secondary
Required
3

Match the descriptions to the correct aquatic ecosystem

Draggable itemCorresponding Item
Freshwater ecosystem
low salinity i.e. river, lake or pond
Marine ecosystem
moderate to high salinity i.e. ocean
Estuary ecosystem
salinity varies i.e. where ocean and fresh water meet
Required
1

Identify the pioneer species

Required
3
Match the term to the correct image
Other Answer Choices:
Pioneer Community
Intermediate Community
Climax Community
Required
3
Match the descriptions to the correct population distribution diagram
Other Answer Choices:
uniform
random
clumped