Across
- 2. this shows a one way energy flow
- 4. this is ALWAYS at the start of a food chain
- 7. living things that inhabit the same ecosystem (different species
- 8. This biome experiences warm temperatures year-round with distinct rainy and dry seasons. Trees are few. Huge herds of herbivores, live wildebeest, support packs of predators, such as lions
- 10. _________ is the phenomenon of different animals living together and interacting with each other within a particular habitat
- 11. The average weather in an area over an extended period of time constitutes an area’s _______________
- 13. This biome has permanently frozen ground and little vegetation, long winters and short summers, and animals like caribou and grizzly bears.
- 14. Regions of the biosphere that share certain environmental conditions, such as climate, and have a certain set of organisms adapted to those conditions are known as
- 15. Regardless of whether its hot or cold temperatures, this biome is defined by its very low precipitation. Plants and animals in this biome have water-conserving mechanisms and are often active at night.
- 17. On a mountain, temperatures and precipitation are insufficient to grow trees above a certain elevation called the _____________
- 18. an organism depends on a larger organism (host) for food
- 19. organisms share the same habitat without directly affecting each other
- 22. the study of _____ involves the interrelationships between organisms and other organisms of the same species, organisms of different species, & their environment
- 26. Autotrophs are known as ______
- 27. The smaller part of an ecosystem that an organism prefers to live in is known as that organism’s ______
- 30. The way that an organism lives in its habitat, including its effects on that habitat and on other organisms that share the habitat, is known as that organism’s _____
- 31. the total amount of living matter that an ecosystem can support is its _____
- 33. each trophic level has ___ percent less energy than that below it
- 34. biodiversity refers to the ____ of species in an area
- 35. Huge amounts of precipitation and year-round warm temperatures, all this biome to support the earth’s greatest diversity. Sloths live in the canopy, while poison-arrow frogs dwell in the understory.
- 36. ___________ Organisms are those that dwell on the ocean floor (bottom of the ocean)
- 37. This biome experiences warm, dry summers and cool, wet winters. Though it is the earth’s smallest biome by land area, its plant life is very diverse, dominated by shrubs with tough, waxy leaves.
- 38. a limited area smaller than a biome in which living and nonliving things interact
Down
- 1. Trees like hemlock, fir and redwood dominate this biome characterized by cooler temperatures and moderate rainfall. Elk, moose and wolverines live here. ______ forest
- 3. organisms that can produce their own food with photosynthesis
- 5. the conflict that results when organisms attempt to use the same resources
- 6. this biome has moderate temperatures and precipitation, but doesn’t get enough rain to support trees. Animal life includes wild horses and pheasants.
- 9. All the organisms of the same species and living in the same area are known as a ____
- 12. a mutually beneficial relationship (both benefit)
- 16. The ecological layers within a biome due to factors such as geographical elevation or depth of water are known as _____ _______
- 20. Oaks, birches, and maples grow in this biome characterized by moderate temperatures and rainfall. The abundant wildlife, such as raccoons and songbirds, experience 4 distinct seasons. ______ Forest
- 21. one organism benefits, while the other is neither helped nor harmed
- 23. The _________ includes all the parts of the earth and its atmosphere where life exists
- 24. a group of organisms of the same species interacting in the same area
- 25. proportionality of the population of species
- 28. the nonliving aspects of an ecosystem
- 29. these kinds of factors affect the living things in the ecosystem
- 32. one organism is injured while the other is unaffected