EVR1001 introduction to environmental science

Quiz Unit 4 lesson 1,2,3,4

Lesson 1 and 2

1. Which of the following is true of springs in Florida?

1. Florida does not have very many springs, but they are crucial habitat for manatees
2. Spring water is always very clean because it comes from deep aquifers and has been filtered by the earth
3. The water in a spring is a constant temperature year round
4. Springs contain no nutrients, so do not support a plant community or an aquatic community

2. The release of waters from an aquifer is one defining factor of a ___________.

1. Spring
2. Mangrove forest
3. Freshwater marsh
4. Stream

3. __________ is a measurement of how many gallons of water per day a spring releases.

1. Water shed
2. Magnitude
3. Salinity
4. Spring shed

4. Mullet are a fish that eat both epiphyton and insects. They are categorized as:

1. Decomposers
2. Omnivores
3. Autotrophs
4. Herbivores

5. Biotic means ________ and abiotic means _____________.

1. Non-living; living
2. Living; living
3. They mean the same thing
4. Living; non-living

6. What organism category is capable of photosynthesis?

1. Producer
2. Consumer
3. Autotroph
4. Decomposer
5. Both a and c

7. Producers are very important in ecosystems because

1. They are the entry level for energy that powers ecosystems
2. They are the only organisms that can convert sunlight into chemical energy
3. Organisms throughout the food web depend directly or indirectly on them for food
4. All of the above are true

8. In lakes, nutrient rich water near the shore is part of the

1. Limnetic zone
2. Magnitude
3. Littoral zone
4. benthic zone

9. Lakes that have clean water, few minerals, are low in nutrients and have limited organisms (little growth) are referred to as

1. Autotrophic
2. Mesotrophic
3. Oligotrophic
4. Eutrophic

10. Fish adapted to cool, dark water are most likely found in the __________ zone of lakes.

1. Limnetic
2. Profundal
3. Estuarine
4. Littoral
5. Benthic

11. Floating phytoplankton in a lake would be most abundant

1. In the profundal zone
2. In the open water near the surface
3. In the deepest water

12. Humans have released huge quantities of __________ and ________ for maximum plant growth and have caused wide spread water pollution.

1. Back pumping
2. Pesticides
3. Fertilizers
4. Both b and c
5. Both a and b

 

13. Plants in lakes and ponds that are below the water surface are called:

1. Emergent
2. Omnivores
3. Aquatic
4. Floating

14. An area of a lake is covered in several floating plants, including water lily, spatterdock and duck weed. These plants represent _______________

1. Single species
2. Ecosystem
3. Community
4. Population

15. Which of the following terms encompasses the other two?

1. Community
2. Population
3. Ecosystem

 

Lesson 3 and 4

1. Which of the following is TRUE?

1. There are more Florida rivers that discharge into the Atlantic Ocean than the Gulf of

Mexico

1. The riverbed includes both the channel and the watershed of a river
2. River floodplains always contain river swamps.
3. Preserving riverbeds protects wildlife diversity because they serve not only for habitat, but also as corridors for wildlife to migrate from one habitat to another.

2. Pollutants entering the river may have a direct effect downstream on

1. Dissolved oxygen content
2. Substratum
3. Water temperature
4. Speed of flow

3. A rivers water temperature may be determined by:

1. Depth of river
2. Tree cover
3. Speed of flow
4. All of the above

4. Plants that grow in the shallow area around the edge of a lake with their roots in the bottom sediments and their leaves emerging above the water surface are called

1. Emergent vegetation
2. Floating plants
3. Aquatic vegetation
4. Plankton

5. Predator populations are directly influenced by the number of prey that are available for eating.

True/false

6. An organisms’ way of life is called its ___________.

1. Competition
2. Habitat
3. Niche
4. Species

7. The predominant vegetation of fresh water marshes is:

1. Phytoplankton
2. Grasses
3. Cypress trees
4. Algae

8. Identify the choice below that is NOT an environmental value of wetlands.

1. Water purification
2. More agricultural land and real estate when drained
3. Protection as buffers against damage by storms and tidal surge
4. Reduced flooding
5. Increased biodiversity

9. Which of the following are tree dominated ecosystems?

1. Freshwater marshes
2. Swamps
3. Prairies
4. Salt marshes

10. What tree in a southern Florida swamp has knees?

1. The cypress tree
2. Cabbage palm
3. Gumbo Limbo
4. Red maple

11. Which of the following is/are found in tropical hardwood hammocks?

1. Ferns are common on the floor of the forest
2. Epiphytes like native orchids and bromeliads are plentiful in the trees
3. Lichens are plentiful on the tree trunks in this moist forest
4. All the above

12. You are exploring a “tree island” rising above the sawgrass that has a thick canopy of leaves formed by gumbo limbo, mahogany, wild tamarind, and satinleaf. Your friend is fascinated by the beautiful shells of the Liguus snails on the tree trunks.

1. You are in a tropical hardwood hammock
2. Fires are required to maintain this ecosystem
3. This community typically develops in sinkholes in the salt marsh
4. You are in an ecosystem that is dominant in northern Florida
5. You could very well find a gopher tortoise living in this ecosystem.

13. Which of the following is an example of an upland ecosystem?

1. High pine lands
2. Barrier island
3. Swamp
4. Spring

14. Hammock is a term for a ____________.

1. Forest
2. Tree
3. Prairie
4. Plant

15. Which of the following is true of the high pine forest?

1. Found in the northern part of the state
2. Wiregrass is a common ground cover
3. Requires low intensity fires every 1-10 years.
4. All of the above

16. If you spot a burrowing owl among the expanse of grasses interspersed with saw palmetto & wildflowers that dominate this flat landscape sculpted by fires every 1-2 years, you would most likely be in

1. A coastal scrub
2. A dry prairie
3. A pine flatwoods
4. A cypress dome

17. Which of the following is the predominant pine in the pine scrub?

1. Long Leaf pine
2. Sand Pine
3. Slash Pine

18. Which of the following is a native Florida plant found in prairies, upland mixed forests and pine flatwoods?

1. Salt tolerant grasses
2. Saw palmetto
3. Longleaf pine
4. Slash pine

19. Fires benefits for upland habitats include:

1. Burning out of the competing plant species
2. Releasing of seeds from cones
3. Returning nutrients to the soil
4. All above

20. The gopher tortoise provides shelter for other animals in its burrow. The tortoise receives no benefits in return. This is an example of:

1. intraspecific competition
2. commensalism
3. mutualism
4. predation