In Queensland, Australia, cactus moths ________
A) are an invasive species
B) effectively cleared non-native prickly pear cactus from rangeland
C) are a keystone species
D) are raised as a food source by native Aborigines
E) are examples of species that have developed resistance to pesticides
Answer: B
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Coal has a low cost relative to other nonrenewable energy sources when environmental costs are included.
Answer the following statement true (T) or false (F)
The rainshadow on the mountain in the diagram would be in the area marked
A. From A to B B. From C to D C. At A and at D D. At A and at B E. From B to C
Considering the albedo of various surfaces, compare daily temperature ranges and means for an urban area to a more rural setting of crops and forests
Also, are there any other factors other than albedo that might affect these temperature variations?
What are manganese nodules? How are they formed? Using the information regarding the usefulness
of these nodules, can you infer why the mining of these nodules could become a political issue? What will be an ideal response?