is the aging deterioration of plant and animal food products caused by enzymatic action.. A.degradation B. rotting C. senescence     D.spoilage   The most common method of denaturing enzymes to avoid food spoilage is by _________. A. adding reagents B heating C. freezing D. adjusting the pH level 3. There are three things needed to start a fire. The combination of these three is called the “Fire Triangle.” Which of the following is not included in the fire triangle?   A. fuel  B. heat C. igniter     D. oxidizer

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter20: Environmental Chemistry-earth's Environment, Energy, And Sustainability
Section: Chapter Questions
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  1. is the aging deterioration of plant and animal food products caused by enzymatic action.. A.degradation B. rotting C. senescence     D.spoilage  
  2. The most common method of denaturing enzymes to avoid food spoilage is by _________.

A. adding reagents B heating

C. freezing D. adjusting the pH level

3. There are three things needed to start a fire. The combination of these three is called the “Fire Triangle.” Which of the following is not included in the fire triangle?  

A. fuel  B. heat C. igniter     D. oxidizer

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