The biome that is increasing significantly in size because of negative human activities is the ________
A) grassland
B) deciduous forest
C) evergreen forest
D) desert
E) savanna
Answer: D
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Answer the following statement(s) true (T) or false (F)
1. Moldova has not seen a sharp population decline because it is primarily agricultural. 2. Soviet women had more career choices than their Western contemporaries, but occupations like engineering and medicine were not highly regarded. 3. Internal boundaries in Russia are drawn so that each ethnic group has its own political unit. 4. Soviet planners often located industrial centers for political rather than economic reasons. 5. Ignored for many years because it appeared isolated from trade routes, Central Asia has recently come to occupy a strategic position in world affairs.
Some rapidly growing crops such as corn and sugar cane can be used to generate biofuels, because biomass can be transformed into burnable liquid.
a. true b. false
Anthropogenic means ________ in terms of climate change
A) "good for humans" B) "caused by humans" C) "fixed by humans" D) "made by Nature" E) "changed by the biosphere"
While there are benefits of biomass energy, there are also impacts. Which of these is a negative impact of biomass?
a. Plants capture carbon dioxide from the atmosphere. b. Biomass crops put too many nutrients in the soil. c. There are large releases of sulfur dioxides. d. Overharvesting can lead to land degradation.