Which mineral subgroup is the most abundant in Earth's crust?
A. ferromagnesian
B. micas
C. garnet
D. feldspars
Answer: D
Environmental & Atmospheric Sciences
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The typical percentage of high-quality energy loss in transfers from one trophic level to the next is about ____.
A. 1% B. 5% C. 35% D. 60% E. 90%
Environmental & Atmospheric Sciences
The red areas in the map below are places where
A. soil erosion due to wind is a major problem. B. soil is being formed faster than it is being eroded away. C. salinization is leaving the soil ineffective for agriculture. D. soil erosion due to water is a major problem.
Environmental & Atmospheric Sciences
Pick the pair which does not fit the pattern
A) Clown fish—anemone B) Isopod—fish C) Krill—whale D) Remora—shark
Environmental & Atmospheric Sciences
Why do many marine pollution experts consider oil to be among the least damaging pollutants introduced into the ocean?
What will be an ideal response?
Environmental & Atmospheric Sciences