BIOLOGY
BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 58, Problem 1U
Summary Introduction

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Biodiversity hotspot is a biogeographic area where the species number is getting low. The conservation of these hotspots is necessary to save these species from extinction. There are about 25 hotspot area around where about 70% of original habitat are lost.

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A species that has an immediate threat to extinction is said to be:a. threatened. c. alien.b. endangered. d. extinct.
Assuming all other factors are equal, which statement about the success of core natural areas as a conservation measure is false? OA. Areas with compact shapes are superior to areas with less compact shapes. B. One large reserve is superior to a few small reserves with the same total area. C. Several reserves far apart are superior to the same number of reserves close together. O D. Reserves connected by habitat corridors are superior to unconnected reserves. Areas encompassing a range of vegetation types are superior to those with a uniform composition. E.
The Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services published a report in 2019 that described several negative effects that humans have had on biodiversity and ecosystem services. They highlighted and ranked five drivers of these negative effects. Which of the following has had the greatest overall impact on biodiversity and ecosystem services? A. Pollution B. Direct exploitation of organisms C. Invasive species D. Climate change E. Changes in land use and sea use
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