Delta wetlands can help to protect human development from hurricanes because ____.   a. they contain a wide variety of living species   b. they are impenetrable to hurricane damage   c. they intensify the hurricane, letting it use up its energy before reaching developed areas   d. they slow the movement of floodwaters   e. they provide an elevated barrier, much like a levee

QUESTION 27 Which type of fires usually burn only undergrowth and leaf litter on the forest floor?   a. Crown fires   b. Surface fires   c. Ecotone fires   d. Transition fires   e. Canopy fires

Question 10 Why is the climate in northern Europe milder than the climate in Canada at the same lati- tude (distance from the equator)? 181 The Gulf Stream carries cold water away from northern Europe. The Gulf Stream carries warm water across the Aclantic to northern Europe. The North Atiantic Drift carries colder water anay from northern Europe The North Atiantic Drift caries colder water toward eastem Canada

QUESTION 12 Where is most of the ozone layer located?   a. The troposphere   b. The thermosphere   c. The stratosphere   d. The mesosphere   e. The ionosphere

Question 5 Which organism (Amoeba or Elodea) hunts for food? Amoeba O Elodea

QUESTION 33 What do workers in countries with cheap labor use to recover valuable metals from e-waste?   a. Sharp knives   b. Heat   c. Lead   d. Mercury   e. Acid

QUESTION 1 Deforestation threatens the tropical rainforests of Southeast Asia due to... a. building factories to process timber into furniture and toys b. runoff from melting glaciers is flooding the rainforests C. buming forests down in order to make room for oil palm plantations O d. flooding forests to create areas for wet rice cultivation

Question 49 Communities that lie at increasing elevations exhibit the same changes as seen in ecosystems that evolve over time in communities throughout different seasons across the United States from east to west in biomes at decreasing latitudes.

Question 17 Mutualisms categorized by a place to live are called a/an habitat mutualism community mutualism ecosystem mutualism trophic mutualism service mutualism

QUESTION 23 Imagine that a prairie habitat in Texas is converted into a cotton field. That prairie had originally contained five rare species that have now had their habitat severely reduced. The cotton produced in that field is sold in stores in Asia. In this example: O A. Asia is exporting its biodiversity footprint OB. There is neither an import or export of a biodiversity footprint occurring here O C. Asia is importing its biodiversity footprint QUE