Biodiversity hotspots are

A. typically near coral reefs and have low rates of endangered species.
B. cover more than 25% of the earth's land surface.
C. areas especially rich in plant species that are found nowhere else and are in great danger of extinction.
D. freshwater habitats threatened by invasive species.
E. only found in habitat islands near volcanoes.


Answer: C

Environmental & Atmospheric Sciences

You might also like to view...

Below are listed some widely-used devices and the amount of energy they waste. Which pair of choices is not correct?

a. incandescent light bulb — up to 95% b. internal combustion engine — 80% c. nuclear power plant — 50% d. coal-fired power plant — 65% e. combined heat and power system (CHP) 10-15%

Environmental & Atmospheric Sciences

What is Canada's average depth of erosion?

A) 2 m B) 20 m C) 200 m D) 200 km

Environmental & Atmospheric Sciences

_______________ is soil containing frozen groundwater

Fill in the blank with correct word.

Environmental & Atmospheric Sciences

Which time scale of climate record observations shows a global cooling trend?

A. last 70 million years B. last 150,000 years C. last 1000 years D. last 150 years E. none of these

Environmental & Atmospheric Sciences