Introduction to Ecosystems Quiz

1. Introduction to Ecosystems Quiz View in slideshow mode

2. What are the two major factors determining the distribution of terrestrial biomes a. temperature and light b. temperature and rainfall c. light and rainfall d. plants and animals e. temperature and plants b. temperature and rainfall

3. Identify this biome TEMPERATE DECIDUOUS FOREST

4. Which of these biomes is characterized by little rainfall? a. temperate broadleaf forest b. coniferous forest c. desert d. temperate grassland e. tropical rain forest c. desert

5. Identify this biome DESERT

6. Identify this biome TAIGA/CONIFEROUS FOREST

7. Which biome is characterized by the following: Dominant plant species are grasses. Soil is extremely rich in nutrients. Plant adaptations are to periodic drought and to fire. Grazing by large animals such as bison and horses prevent the establishment of woody shrubs and trees. a. temperate grassland b. coniferous forest c. tropical rain forest d. desert e. tundra a. temperate grassland

8. Identify this biome TUNDRA

9. Identify this biome TROPICAL RAIN FOREST

10. Identify this biome TEMPERATE GRASSLANDS

11. Which biome is characterized by the presence of permafrost? a. taiga b. tropical forest c. tundra d. coniferous forest e. desert c. tundra

12. Identify this biome SAVANNA GRASSLANDS

13. Which biome has year round warm temperatures and relatively constant precipitation. The vegetation is stratified, and competition for light is intense. Epiphytes generally cover the forest trees. This biome has the highest diversity of animals than any other biome. a. temperate grassland b. coniferous forest c. tropical rain forest d. desert e. tundra c. tropical rain forest

14. Which biome is characterized by long, cold winters. Plants include cone bearing trees such as pine, fir, and spruce. The conical shape of these trees prevents too much snow from breaking their branches. Mammals found in this biome include moose, brown bears, and Siberian tigers. a. temperate grassland b. taiga c. tropical rain forest d. desert e. tundra b. taiga

15. Which biome is characterized by an extensive canopy that allows little light to penetrate to the ground and by the presence of epiphytes? (Activity: Aquatic Biomes)  Which biome is characterized by an extensive canopy that allows little light to penetrate to the ground and by the presence of epiphytes? a. temperate grassland b. coniferous forest c. tropical rain forest d. desert e. tundra c. tropical rain forest

16. Which biome has plants that include cacti, deeply rooted shrubs and herbs that are able to grow quickly during infrequent moist periods. Adaptations for plants in this biome include heat and desiccation tolerance, water storage, and reduced leaf surface area. Physical defenses such as spines, and chemical defenses such as toxins in leaves are also common. Many of the plants exhibit C4 or CAM photosynthesis. a. temperate grassland b. coniferous forest c. tropical rain forest d. desert e. tundra d. desert

17. Which of these is the largest terrestrial biome on Earth? a. tundra b. coniferous forest c. temperate broadleaf forest d. temperate grassland e. desert b. coniferous forest

18. Which biome has moderate climate with four distinct seasons. The dominant plants are deciduous trees, which drop their leaves before winter. Many animals hibernate in the winter and bird species migrate to warmer climates. a. temperate grassland b. coniferous forest c. tropical rain forest d. temperate deciduous forest e. tundra d. temperate deciduous forest

19. Desert owls are inactive during the day and active at night. This describes an adaptation to which biome? a. taiga b. tropical forest c. tundra d. coniferous forest e. desert e. desert

20. The _____ biome is the largest of Earth's biomes. Marine Grassland Freshwater Rain forest desert a. Marine

21. Which one of the following biomes is dominated by gymnosperm or conifer trees (pines, firs, spruces)? a. taiga b. tundra c. desert d. broadleaf forest e. tropical rain forest a. taiga

22. In which one of the following biomes would you expect decomposers to work most rapidly and efficiently? a. tundra b. savanna c. desert d. taiga e. tropical rain forest e. tropical rain forest

23. Which biome is characterized by high winds and cold temperatures. Winters are long and cold and summers are short and cool. The dominant vegetation is herbaceous and includes plants such as lichens, mosses and grasses which do not grow tall due to the high winds and permafrost. Mammals found in this biome include caribou, reindeer, bears, wolves and foxes. a. temperate grassland b. coniferous forest c. tropical rain forest d. desert e. tundra e. tundra

24. Which biome is warm year round, but has more seasonal variation than tropical rain forest. Dominant plant species are grasses with scattered trees, which are adapted to seasonal droughts and fires. Large herbivore mammals such as wildebeests and zebras and their predators are common inhabitants. During seasonal droughts, grazing animals must migrate to other parts of this biome with more food and scattered watering holes. a. temperate grassland b. coniferous forest c. savanna d. desert e. tundra c. savanna

25. Of these biomes, vertical stratification (layers of plants) is most pronounced in the _____. a. grassland b. tundra c. desert d. tropical rain forest e. savanna d. tropical rain forest

26. Why are many of the world's deserts located at latitudes of between 30° north and 30° south? a. Earth is tilted on its axis. b. The greatest amount of solar energy per unit area is absorbed by Earth between 30° north latitude and 30° south latitude. c. Dry air, originating at the equator, descends toward Earth's surface between 30° north latitude and 30° south latitude. d. Warm air rises between 30° north latitude and 30° south latitude and spreads toward the poles and the equator. e. Earth is a rotating sphere. c. Dry air, originating at the equator, descends toward Earth's surface between 30° north latitude and 30° south latitude.

28. Which of these is characteristic of the photic zone of a freshwater biome? a. the presence of algae b. relatively cool water c. relatively stable water temperature d. dead organic matter e. low oxygen level a. the presence of algae

29. The benthic zone of aquatic environments is defined as the _____. a. region that receives abundant sunlight b. region where phytoplankton are found c. region that receives little or no light d. substrate at the bottom of the body of water e. region that is flooded at high tide and not covered by water at low tide d. substrate at the bottom of the body of water

30. Identify this aquatic biome: Pelagic Zone Intertidal Zone Benthic Zone Coral Reef Estuary d. Coral Reef

31. 1. Identify this aquatic biome: Pelagic Zone Intertidal Zone Benthic Zone Coral Reef Estuary b. Intertidal Zone 2. Identify this aquatic biome: Pelagic Zone Intertidal Zone Benthic Zone Coral Reef Estuary a. Pelagic Zone

32. Identify this aquatic biome: Pelagic Zone Intertidal Zone Benthic Zone Coral Reef Estuary c. Benthic Zone

33. Identify this aquatic biome: Pelagic Zone Intertidal Zone Benthic Zone Coral Reef Estuary e. Estuary

34. A(n) _____ is a region where fresh water and salt water mix. a. benthic zone b. intertidal zone c. aphoticzone d. estuary e. photiczone d. estuary

35. The sum of all Earth's ecosystems is called the _____. a. stratosphere b. lithosphere c. biosphere d. hydrosphere e. troposphere c. biosphere

36. Which lake zone would be absent in a very shallow lake?    benthic zone   aphoticzone   pelagic zone   littoral zone   limneticzone c. Pelagic zone

37. Communities that exist in the aphotic zone ultimately depend on food manufactured by chemoautotrophic bacteria or _____. a. algae and cyanobacteria that also live in the aphotic zone b. algae and cyanobacteria that live in the photic zone c. decomposers d. scavengers e. minerals found on the ocean bottom b. algae and cyanobacteria that live in the photic zone

38. Plankton consists of _____. a. algae, cyanobacteria, and animals that drift near the surfaces of oceans only b. photosynthetic organisms that drift near the surfaces of aquatic biomes c. algae, cyanobacteria, and animals that belong to the benthic communities of oceans, lakes, ponds, rivers, and streams d. algae, cyanobacteria, and animals that drift near the surfaces of oceans, lakes, ponds, rivers, and streams e. algae, cyanobacteria, and animals that occupy the aphotic zones of oceans, lakes, and ponds d. algae, cyanobacteria, and animals that drift near the surfaces of oceans, lakes, ponds, rivers, and streams

39. Rooted plants are found only in the _____ zone of a lake. a. pelagic b. thermocline c. limnetic d. littoral e. none of the above d. littoral