In photosynthesis, what two things must come together with light energy input to produce sugar and oxygen?
a) Hydrogen and carbon dioxide
b) Water and oxygen
c) Hydrothermal vents and oxygen
d) Water and hydrogen
e) Water and carbon dioxide
E
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Subjective judgments about complex environmental phenomena often lead to
A) the generation of new theories and groups of protestors. B) the generation of new laws. C) controversies and unclear conclusions and public confusion. D) government policies.
The exchange of energy between the surface of the earth, the atmosphere, and space causes ________
A) temperature B) glaciers C) topography D) weather
What process starts denudation by breaking down rock into smaller pieces?
A. mass wasting B. erosion C. weathering D. disintegration E. decomposing
Recycling nonrenewable metallic resources takes much less energy, water, and other resources and produces less pollution and environmental degradation than exploiting virgin metallic resources
Indicate whether the statement is true or false