Algal blooms created from excessive agricultural and sewage runoffs are least likely to cause ____.
A. a release of waterborne and airborne toxins
B. the poisoning of seafood
C. a decrease in agricultural yields
D. the death of some fish-eating birds
E. a reduction in tourism
Answer: C
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An ecologist from your school who specializes in temperate forest ecology is touring the rainforests of Peru. You are giving her the first tour of the primary forest and she comments on the differences she notices between this ecosystem and the temperate ecosystem she is familiar with. Relate three of the differences she noted and explain what factors in each ecosystem lead to the differences.
What will be an ideal response?
Which of the following could NOT be represented by a conceptual model?
A) the energy of a nucleus B) the floor plan of a house C) the weather D) the behavior of schoolchildren E) both A and B
Compared to Antarctic Bottom Water, North Atlantic Deep Water is ________
A) colder B) denser C) higher in nutrients D) higher in salinity E) lower in oxygen
Solid waste contributes to pollution and includes valuable resources that could be reused or recycled.
Answer the following statement true (T) or false (F)