Ecotourism ________
A) decreases biodiversity by causing increased speciation in environmentally sensitive areas
B) maintains biodiversity by providing income to areas that might otherwise be destroyed
C) increases biodiversity by introducing new, rare species
D) decreases biodiversity by selling souvenir organisms
E) is a reasonable option only in impoverished countries
Answer: B
You might also like to view...
____________ ____________ and ____________ are the primary dissolved gases required by nearly all marine
organisms to stay alive. Fill in the blank(s) with the appropriate word(s).
The difference between a groin and a jetty is that
A) a jetty is longer than a groin. B) a groin is higher than a jetty. C) a groin is perpendicular to the shoreline and a jetty is parallel to the shoreline. D) a jetty is perpendicular to the shoreline and a groin is parallel to the shoreline.
The principle of relative age dating which can be used to determine when the river formed on the landscape is the principle of
A. cross-cutting relations. B. original horizontality. C. inclusions. D. superposition.
A parcel of air at 5 km altitude and an initial temperature of 10°C altitude descends to 3 km altitude at the unsaturated adiabatic lapse rate. What is the temperature at 3 km?
A. 60°C B. 0°C C. ?30°C D. 30°C