An ecosystem is a self-regulating association of living plants and animals and their nonliving physical environment
Indicate whether the statement is true or false
TRUE
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Why do structures located on thick, soft sediment, especially water-saturated or artificial fill, suffer
much greater damage than structures built on bedrock? What will be an ideal response?
Which of the following is not part of the UN Development Programme’s Human Development Index?
a) GNP per capita b) Life expectancy c) Knowledge access d) Level of inequality
What best explains why municipal governments are now focusing on waste reduction and recycling programs?
A. number of landfills has declined, which has increased the cost of waste disposal. B. citizens are more educated and now demand more green solutions. C. waste reduction and recycling programs are now profitable. D. groundwater contamination around landfills is getting worse. E. higher fuel prices are making it more expensive to transport waste.
Match the mineral class with the ion(s) it is based around
A) SiO24- B) S- C) Cl-, F-, Br- D) CO32- E) SO42- 1) Halides 2) Sulfides 3) Sulfates 4) Carbonates 5) Silicates