the range of a organic system, commonly conceived as the number of species, but likewise applying to genes, biochemistry, and also ecosystems


You are watching: Which two extinction risks may be a direct result of the pet trade?

a compound produced as a byproduct of tree metabolic procedures that is frequently toxic, however is sequestered by the tree to defend versus herbivores
The variety of currently described types on the earth is about:a. 17,000b. 150,000c. 1.5 milliond. 10 million
A an additional plant compound could be provided for which of the following?a. A brand-new crop varietyb. A new drugc. A floor nutrientd. A chop pest
Pollination is an example of:a. A feasible source of brand-new drugsb. Chemical diversityc. One ecosystem serviced. Crop pest control
a wild-caught animal used as food, usually referring to searching in the tropics the sub-saharan africa, asia, and also the americas
Converting a prairie come a farm field is an instance of:a. Overharvestingb. Habitat lossc. Exotic speciesd. Climate change
Which two extinction risks may be a direct an outcome of the pet trade?a. Climate readjust and exotic varieties introductionb. Habitat loss and also overharvestingc. Overharvesting and exotic species introductiond. Habitat loss and also climate change
What sort of ecosystem are exotic varieties especially threatening to?a. Desertsb. Maritime ecosystemsc. Islandsd. Tropic forests
a ide originated by Norman Myers to explain a geographical region with a large number the endemic species and a huge percentage that degraded habitat
the variety of species becoming extinct over time, sometimes identified as extinctions every million species-years to do numbers manageable
-the relationship between area surveyed and number of species encountered-typically measure up incrementally raising the area of a survey and also determining the cumulative number of species
What are few of the methods biodiversity is lost?a. Overharvestingb. Climate changec. Exotic speciesd. Habitat losse. All of the above
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