Which region has the largest percentage of its population living in urban regions?
A) North America
B) Latin America
C) Europe
D) Asia
E) Africa
Answer: A
Environmental & Atmospheric Sciences
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Discuss the environmental conditions required for the formation of organic reefs. What will be an ideal response?
Environmental & Atmospheric Sciences
Which of the following provide a mechanism for the transport of ions and polar molecules through a membrane?
A) active transport B) specific channels C) both a and b D) neither a nor b
Environmental & Atmospheric Sciences
The abyssal zone is an area of perpetual darkness showing no seasonal changes.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
Which of the following has been indicated as a cause of spontaneous abortions in sea lions and the death of shrimp in Escambia Bay, Florida?
A) DDT B) Methyl mercury C) PCBs D) Polycyclic aromatic hydrocarbons E) Sewage sludge
Environmental & Atmospheric Sciences