The ____________ ____________ is the depth where respiration equals photosynthesis. Fill in the blank(s) with the appropriate word(s)
compensation depth
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The volume of water that a stream carries per unit of time is its discharge
Indicate whether the statement is true or false.
Roughly one-fourth of anthropogenic carbon dioxide ends up here: ________
Fill in the blank(s) with the appropriate word(s).
As human population and demands for resources have changed, our definition of sustainability has also changed. One hundred and fifty years ago, human resource use was largely determined by ________
A) consideration of human justice B) human needs or desires C) the need for balancing multiuses/demands for a resource D) the necessity to avoid human conflict E) the understanding of resource supply
Which of the following is not a common animal adaptation to prolonged dry weather?
A) Migration B) Estivation C) Delayed implantation D) Nocturnal activity E) Increased reproduction rates