26 Items: bio • sun • cell • food • fish • micro • water • biotic • living • depend • plants • single • abiotic • animals • habitat • shelter • cheetah • interact • ecosystem • community • organisms • ecologist • population • individual • protection • temperature

27 Items: web • food • food • host • prey • chain • energy • extinct • habitat • species • species • consumer • invasive • omnivore • parasite • predator • producer • carnivore • herbivore • mutualism • pollution • symbiosis • decomposer • endangered • parasitism • commensalism • photosythesis

27 Items: web • food • food • host • prey • chain • energy • extinct • habitat • species • species • consumer • invasive • omnivore • parasite • predator • producer • carnivore • herbivore • mutualism • pollution • symbiosis • decomposer • endangered • parasitism • commensalism • photosythesis

27 Items: web • food • food • host • prey • chain • energy • extinct • habitat • species • species • consumer • invasive • omnivore • parasite • predator • producer • carnivore • herbivore • mutualism • pollution • symbiosis • decomposer • endangered • parasitism • commensalism • photosythesis

20 Items: cause • biotic • effect • change • energy • factors • abiotic • succeed • climate • pyramid • primary • survival • tertiary • consumer • producer • ecosystem • secondary • connecting • population • relationships

18 Items: city • lake • food • scale • biotic • budget • desert • stream • system • abiotic • habitat • bacteria • boundary • sunlight • nutrient • ecosystem • pollutants • resilience

15 Items: sea • ocean • biome • desert • forest • forest • tundra • wetland • aquatic • tropical • savannah • grassland • ecosystem • freshwater • terrestrial

15 Items: land • nature • biotope • natural • aquatic • Ecosystem • imbalance • pollution • resources • biocenosis • artificial • distribute • extinction • overexploit • relationships

15 Items: ozone • humus • climat • cellule • oxygene • individu • organise • biosphere • ecosystems • population • mésosphère • lithosphere • thermohaline • decomposeurs • stromatolites

55 Items: dry • ten • web • wet • bear • bees • stem • chain • cycle • fungi • grass • roots • seeds • sleep • trees • bushes • desert • energy • jaguar • leaves • monkey • petals • plants • sealed • animals • biodome • flowers • insects • orchids • percent • primary • pyramid • respire • spiders • survive • volcano • anaconda • bacteria • consumer • producer • altiplano • carnivore • herbivore • reproduce • secondary • earthworms • rainforest • cloudforest • decomposers • hummingbird • pollinators • ...

14 Items: web • Food • Food • chain • water • cycle • plants • Biotic • Abiotic • Animals • Habitat • Ecosystems • Respiration • Photosynthesis

12 Items: habitat • pollution • ecosystems • sustainable • environment • biodiversity • conservation • nonrenewable • deforestation • naturalresource • populationdensity • endangeredspecies

28 Items: Web • Food • Food • Flow • Prey • Bonds • Cycle • Chain • Carbon • Matter • Cycles • Energy • Glucose • Cellular • Predator • Organisms • Consumers • Producers • Symbiosis • Mutualism • Ecosystems • Parasitism • Respiration • Decomposers • Competition • Commensalism • Photosynthesis • LimitingFactor

20 Items: earth • space • cells • atoms • plants • humans • energy • biology • physics • animals • planets • chemistry • chemicals • reactions • radiation • laboratory • ecosystems • environment • dissections • periodictable

8 Items: cary • year • zebra • river • fewer • bacteria • surviving • monitoring

22 Items: fuel • earth • dirty • living • things • global • carbon • energy • climate • warming • dioxide • limited • natural • Glaciers • habitats • pollution • resources • resources • greenhouse • ecosystems • preventions • temperatures

28 Items: Web • Food • Food • Flow • Prey • Bonds • Cycle • Chain • Carbon • Matter • Cycles • Energy • Glucose • Cellular • Predator • Organisms • Consumers • Producers • Symbiosis • Mutualism • Ecosystems • Parasitism • Respiration • Decomposers • Competition • Commensalism • Photosynthesis • LimitingFactor

10 Items: soil • ocean • desert • forest • tundra • climate • wetland • savanna • prairie • grassland

17 Items: Prey • Flood • Impact • Thrive • Perish • Drought • Organism • Carrying • Capacity • Predator • Producer • Consumer • Community • Ecosystem • Population • Environment • Overpopulation

28 Items: Web • Food • Food • Flow • Prey • Bonds • Cycle • Chain • Carbon • Matter • Cycles • Energy • Glucose • Cellular • Predator • Organisms • Consumers • Producers • Symbiosis • Mutualism • Ecosystems • Parasitism • Respiration • Decomposers • Competition • Commensalism • Photosynthesis • LimitingFactor

38 Items: prey • niche • flood • biotic • plants • abiotic • species • habitat • animals • disease • drought • producer • consumer • predator • termites • salinity • pollution • ecosystem • ecologist • community • scavenger • turbidity • symbiosis • mutualism • dependent • extinction • population • decomposer • parasitism • environment • competition • independent • temperature • commensalism • trichonympha • carryingcapacity • resourcedepletion • exponentialgrowth

10 Items: soil • ocean • desert • forest • tundra • climate • wetland • savanna • prairie • grassland

10 Items: soil • ocean • desert • forest • tundra • climate • wetland • savanna • prairie • grassland

35 Items: old • boom • bust • prey • cycle • niche • erode • space • climax • lichen • growth • forest • change • living • coexist • mimicry • warning • diverse • pioneer • species • primary • predator • interact • predation • community • secondary • camouflage • coloration • ecosystems • succession • protecting • competition • nourishment • distribution • relationships

35 Items: fox • frog • duck • snail • leech • algae • ponds • shrew • mouse • beaver • minnow • copepod • tadpole • wetland • bulrush • cattail • frogeggs • lilypads • coontail • damselfly • ecosystem • waterweed • ecosystems • waterlilys • gartersnake • backswimmer • spikerushes • waterstrider • emergentzone • mosquitolarva • dragonflynymph • whirligigbeetle • wetlandecosystem • wetlandecosystems • red-wingedblackbird

36 Items: Peru • cacao • Chile • macaw • Congo • Amazon • Brazil • lemurs • toucan • Borneo • canopy • tenrecs • peccary • erosion • capybara • mahogany • Argentina • CostaRica • cristobal • rainforest • ecosystems • Madagascar • bromeliads • neotropics • extinction • understory • leaflitter • agriculture • conservation • clearcutting • biodiversity • deforestation • geomorphology • globalwarming • photosynthesis • scientificinquiry

8 Items: impact • habitat • ecosystem • population • environment • overpopulation • invasivespecies • carryingcapacity

10 Items: living • producer • consumer • organism • nonliving • symbiotic • ecosystem • decomposer • adaptation • environment

20 Items: front • biome • tundra • climate • weather • equinox • savanna • prairie • rotation • solstice • ecosystem • deciduous • chaparral • herbivore • carnivore • revolution • coniferous • permafrost • continental • precipitation

40 Items: fir • elk • Bond • pine • peak • Ranch • bears • trout • Grove • domes • lions • skiing • energy • eagles • trails • turkey • valles • caldera • coyotes • fishing • hunting • meadows • Dunigan • District • collapse • majestic • obsidian • preserve • wetlands • wildlife • education • eruptions • fumaroles • wildfires • ecosystems • grasslands • recreation • restoration • snowshoeing • supervolcano

5 Items: impact • population • environment • overpopulation • carryingcapacity

6 Items: mimicry • migrate • nocturnal • hibernate • adaptation • camouflage

6 Items: mimicry • migrate • nocturnal • hibernate • adaptation • camouflage

6 Items: mimicry • migrate • nocturnal • hibernate • adaptation • camouflage

8 Items: Range • Optimum • Ecosystem • Tolerance • Community • Ecoregion • Populations • Biodiversity

7 Items: habitat • foodweb • producer • consumer • ecosystem • foodchain • decomposer

7 Items: habitat • foodweb • producer • consumer • ecosystem • foodchain • decomposer

7 Items: habitat • foodweb • producer • consumer • ecosystem • foodchain • decomposer