Nutrition: Concepts and Controversies
14th Edition
ISBN: 9781305886865
Author: Sizer, Frances , WHITNEY, Ellie
Publisher: Cengage Learning
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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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Which of these characteristics are true for consumers?
They occupy the first level of a food web.
They provide food for all other organisms.
They make carbon dioxide available to plants.
They can synthesize their own food.
Which one of the following is not a consumer?
omnivore
carnivore
decomposer
herbivore
To reduce the risk of harm from a water transfer project,
government subsidies for water should be avoided
there should be no use of water for growing crops
ecosystem needs do not need to be considered
dams should be used
O aqueducts should not be used
Chapter 15 Solutions
Nutrition: Concepts and Controversies
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, health-nutrition and related others by exploring similar questions and additional content below.Similar questions
- What is the answerarrow_forwardWhich organism represents the secondary consumer? Which organism represents the producer? Zooplankton Anchovy Salon Sea lionarrow_forwardThe term food chain refers to the: Question 11 options: Total weight of the living or previously living organisms in an area at one time. A linear chain of primary produce, primary consumer, and higher leverl consumers. An organism that can make its own food using energy from inorganic molecules instead of the sun. Rate at which the primary producers can incorporate energy from the sun.arrow_forward
- Which is the primary consumer in this food chain? grass rabbit grass snake O hawk rabbit snake hawkarrow_forwardWhich one of the following is not a food chain? Squirrel ➞ nuts ➞ hawk Leaves ➞ caterpillar ➞ bird Grass ➞ cows ➞ humans Grass ➞ antelope ➞ tigerarrow_forwardWhich 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_forward
- I did some of this work but the rest of it I don’t get it.arrow_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
- What is the ultimate source of energy for all components of the food chain? Which component got the highest amount of available energy/individual? Why do members of this component need the most energy?arrow_forwardThe 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_forward
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