Which of the Following Is Not True About Protecting Biodiversity

question 16

Multiple Choice

Which of the following is not true about protecting biodiversity?

• A)Once a species is lost from an area, it isn't typically re-introduced because doing so would endanger other species in that ecosystem.
• B)The mining industry exerts a serious threat to biodiversity.
• C)Gene and see banks provide "insurance" for the long-term survival of species.
• D)The cultivation of densely-planted "energy crops" grown in tropical ecosystems to provide biofuels is a threat to biodiversity.

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Definitions:

T-Test

A statistical test used to compare the means of two groups or to compare a sample mean with a known value when the sample size is small and the population variance is unknown.

Sign Test

A non-parametric test used to determine if there is a significant difference between paired observations, based on the direction of differences rather than the size.

T Test

A statistical test used to compare the means of two groups, or a sample mean to a known value, to determine if they are significantly different from each other.

Sign Test

A non-parametric test used to determine if there is a statistically significant difference between paired observations.