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Crucigrama Sopa de Letras Hoja de Trabajo
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Ecosystems and Communities

Horizontales
Ecosystem where water covers soil for part of the year
Species that exerts strong control on the structure of a community
Zone where photosynthesis cannot take place
Ocean zone where the land and ocean meet
Predictable ecological change that occurs over time
Occurs when two organisms attempt to use the same resource
Relationship between 2 organisms living together in an environment
One animal feeds on a producer
Trees that lose their leaves
One organism eats another organism
A layer of permanently frozen subsoil
Zone on the bottom of lakes, streams, and oceans
All conditions related to where a species lives and how it lives
Verticales
Living factors
Large group of similar ecosystems with similar climate conditions and similar communities
Ocean zone from the beach to the outer edge of the continental shelf
What an organism experiences when it is outside it's tolerance range
Relationship where one species benefits and the other is harmed
Any necessity of life
Relationship where both species benefit
Trees that have seed-bearing cones
Non-living factors
Spawning ground where fresh and salt water mix
Ability to survive and reproduce under various environmental conditions
Sunlit zone near the surface where photosynthesis takes place