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Animal Diversity
Nematodes are commonly known as roundworms. They are free-living, very tiny organisms. They have an elongated and tubular body. These organisms have a nervous system and are mostly act as parasites to both animals and plants.
Platyhelminthes
Platyhelminthes are also known as "flatworms" because as they are dorsoventrally flattened from head to tail. They are invertebrate, soft-bodied, acoelomate, unsegmented and have bilateral symmetry.
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- Mosses growing on bare rock will eventually help to create soil.These mosses are involved in _____ succession.a. primary b. secondary c. tertiaryUnderstory plants in a temperate forest have adaptations to capture limited ________. a. water b. nutrients c. heat d. sunlightWhere would be the best place in Polk County to see a shrub bog? Select one: a. Tiger Creek Preserve b. Avon Park Air Force Range c. Catfish Creek Preserve d. Lake Marion Creek Wildlife anagem Area O e. Marshall Hampton Reserve Cypresses have structures called that grow up from their roots and may help them obtain oxygen. Select one: a. haloes b. strands O c. buttresses d. point bars e. knees What ecosystem grows on old dunes that are no longer being moved by the wind? Select one: a. maritime hammock O b. coastal berm c. coastal grassland d. shell mound e. coastal scrub
- Inthe area of Glacier Bay, Alaska, the climax community is:a.hemlock forest.b.muskeg.c.hemlock forest on steep slopes, and muskeg on shallower slopes.d.hemlock forest on shallow slopes, and muskeg on steeper slopes.e.Dryas mats with scattered alders and cottonwoods.Pollination is an example of ________. a. a possible source of new drugs b. chemical diversity c. an ecosystem service d. crop pest controlA good way to define wilderness is to refer to it as___ A.a landscape not impacted by humans B.a landscape so diverse as to be nearly impenetrable C.an ecosystem in need of development D.an ecosystem in a state of dysfunction
- D. prevent the migration of native plants 28. The best term to describe purple loosestrife would be A. non-native B. exotic C. invasive D. parasite 29. In some parts of the world, forests are being cut down and burned to clear land for new homes and new farmland. A negative effect of these activities might be A. an increase in edge effect B. a decrease in the average temperature of the atmosphere C. an increase in biodiversity of the deforested areas 30. Which action by humans could improve the quality f the air? A. building homes that use only oil (fossil fuel) furnaces for heat B. buying cars that get more miles per gallon of gasoline C. increasing the number of coal-burning power plants that generate electricity D. cutting down forests to clear land for factoriesThe ability of an ecosystem to return to its equilibrium state after an environmental disturbance is called ________. a. resistance b. restoration c. reformation d. resilienceb. After a forest fire O c. After a drought ) d. After snow melts in the spring 6. In which scenario would secondary succession occur? a. After a volcanic eruption b. After a forest fire O c. After a drought O d. After snow melts in the spring 7. Fill in the blanks: succession happens more qu a. Primary, there is no soil. b. Primary, there is soil already. nis no soil
- Choose the correct statement. a. Secondary succession can occur where the disturbance has left the soil intact. b. Secondary succession occurs when no soil exists in a place. c. Primary succession can take place only when soil is left after a disturbance. d. Sometimes, during a succession, local species inhibits the growth of newcomers, a phenomenon termed as facilitation.Removing forests results in less stable ____. a.plantations b.development c.climate d.agriculture e.economic growthYou have a community composed of the following trees. Research determined the R* for each tree. Determine the outcome of the following scenarios. Nitrogen Phosphorous Potassium Red oak 10 White oak 10 1 3. Assume you only have red, white and live Swamp oak 3 10 1 Live oak 10 3 oaks in a location competing for nitrogen. Which oak will win in competition? O A. red O B. white O C. live O D. swamp