Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)
14th Edition
ISBN: 9781305627994
Author: Frances Sizer, Ellie Whitney
Publisher: Brooks Cole
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Textbook Question
Chapter 15, Problem 12SC
Which of the following is a threat to the future food supply?
- fossil fuel use
- water shortages
- ocean pollution
- all of the above
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Chapter 15 Solutions
Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)
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- Which of the following represents how nitrogen will move through the food chain? * O secondary consumer-> producers-> primary consumers producers-> primary consumers-> secondary consumers O tertiary consumers--> secondary consumers-> primary consumers-> producers O producers-> secondary consumers-> tertiary consumersarrow_forwardGreenhouse gases ________. a. slow the escape of heat from Earth into space b. are produced by natural and human activities c. are at higher levels than they were 100 years ago d. all of the abovearrow_forwardThe study of nutrient cycling though the environment is an example of which of the following? organismal ecology population ecology community ecology ecosystem ecologyarrow_forward
- The limiting nutrient in an ecosystem is the nutrient; that is the most scarce nutrient that is needed for more growth to occur that is limited however is not needed by many organisms in the system is almost always carbon dioxide is almost always nitrogen gasarrow_forwardThe food which requires the least amounts of land and water for its production is: Pork Beef Eggs and chicken Cornarrow_forwardFrom a purely ecological standpoint, can the problem of world hunger ever be overcome by improved agriculture alone? What other components must a hunger-control policy include?arrow_forward
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