Sea cucumbers must drink seawater to set up a concentration gradient and prevent dehydration.
Answer the following statement true (T) or false (F)
False
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Air near Earth's surface tends to be ________
A) warmer; it rises as it is displaced by Coriolis forces B) warmer and wetter; then it rises, expanding and cooling C) warmer and drier; then it rises, condensing and gathering moisture D) cooler and wetter; then it rises, is warmed by the sun, and sinks again E) cooler and drier; it rises when it is displaced by sinking warm air
Which of the following is an ecosystem service?
a. Water purification in wetlands b. Climate regulation in the atmosphere c. Nutrient cycling in ecosystems d. Waste treatment by bacteria e. All of the above
Which of the following best matches the description?Reducing the amount of solid waste generated by preventing its production or limiting the amount produced.
A. mass burn B. NIMBY C. disposable D. recycling E. mulch F. municipal solid waste G. source reduction H. forced consumption I. incineration J. municipal landfill
The fossil record reveals the true diversity of ancient plant and animal life
a. True b. False