Question 1 of 11
the main idea of the first paragraph of passage 1 is that the presence of
a road through a wilderness area
affects the environment in ways that can be hard to
recornire
increases the level of unnatural noise and decreases
the level of natural noise.
reduces the number of plants that serve as a source
of food for wildlife
leaves the area vulnerable to oil spills and other
physical damage caused by cars.
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Which statement summarizes how the chart illustrates the author position on ethanol

What is it called when someone gets sick from eating food contaminated with germs or toxins? a. potentially hazardous food b. ptomaine poisoning c. foodborne illness d. raw food

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.