Imagine a large state park near your home. Which of the following are probably the most crucial and essential part of that park's ecosystem?
a. trees
b. birds
c. mammals
d. insects
Answer: d. insects
You might also like to view...
According to the model of a wave cyclone life cycle, in which of the following situations does a storm system usually become most intense?
A. when it becomes a frontal wave B. when it becomes an open wave C. when it becomes a stable wave D. when it first becomes occluded
Forests dominate semiarid mid-latitude areas with hot summers, cold winters, and moderate rainfall
Indicate whether the statement is true or false.
Why did Congress require the Environmental Protection Agency to establish minimum drinking water standards?
A) Long-term exposure to small amounts of chemicals was proven to be hazardous. B) Levels of contaminants in municipal drinking water systems rose to toxic levels. C) The long-term effects of small amounts of chemical contamination were unknown. D) Laboratory detection limits of common contaminants became much more sensitive.
The volume of soil does not stay constant but instead swells and shrinks.
Answer the following statement true (T) or false (F)