Briefly describe the successes of the Malpai Borderlands restoration project
What will be an ideal response?
The Malpai Project seeks to restore the productivity of depleted rangelands in southern Arizona and New Mexico by restoring some of the original conditions of the prairie ecosystem. In scientifically driven demonstration projects, the Malpai Group has convinced ranchers to implement controlled burns and areas of grazing exclosures to restore damaged prairies. They now hold annual conferences to spread and share the results of their management techniques.
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Linnaeus devised his classification scheme to provide a ____
A)basis for the theory of evolution B)basis for understanding the biblical creation theory C)means to refute the theory of biblical creation D)means to refute the theory of evolution E)means to categorize organisms with like characteristics
A line on a weather map that is marked with small triangular spikes designates a warm front
Indicate whether the statement is true or false
Heavy rains and mudslides cause a river to change course, isolating two groups of lizards from one another. If they remain isolated for a long period of time, ________
A) one group will probably become an endemic species B) one or both groups will probably emigrate C) one or both groups will probably become invasive species D) both groups will probably become native species E) the groups will probably diverge genetically, and speciation may occur
Why are pest predator populations so adversely affected by broad-spectrum pesticides?
A. Predator populations are not more likely to be adversely affected B. In general, predators are more susceptible to the pesticides C. Broad-spectrum pesticides leave more residues than other pesticides and kill the predators D. There is less food for the predators when the pest species is destroyed E. Predators in higher trophic levels are more likely to be wiped out than lower trophic levels