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Question 1 

Part A
Depletion of which of the following is causing the dead zone in the Gulf of Mexico?
oxygen
phosphorus
carbon dioxide
nitrogen

Part B
You are an Iowa farmer interested in decreasing the pollutants that are causing the dead zone in the Gulf of Mexico. Which of the following would likely be the best for you to do?
Reduce your fertilizer use.
Reduce your insecticide use.
Increase tillage.
Reduce your herbicide use.


Part C
You research organisms in woodchip bioreactors that decrease dead zone pollutants. Which of the following do you study?
algae
insects
redworms
bacteria

Part D
Which of the following appears to be the best way to reduce dead zone pollutants?

Encouraging farmers to plant more crops.
Using only phosphorus filters.
Using only bioreactors.
Using bioreactors and phosphorus filters.


Part E
Decreasing soil erosion would have which of the following effects?
It would decrease the amount of phosphorus getting into waterways.
It would increase the amount of phosphorus getting into waterways.
It would have no effect on the amount of phosphorus getting into waterways.
It would have volatile effects on the amount of phosphorus getting into waterways.

Answer

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Thx

Question 2 

A person who helps a drug-dependent person remain on drugs is a(n) __________.
 Fill in the blank(s) with correct word



After the tension phase of active progressive relaxation comes the relaxation phase. During this time, muscles relax as completely as possible for how long?
 a. up to 8 seconds
 b. 15 to 30 seconds
 c. 30 to 45 seconds
 d. 45 to 60 seconds
 e. longer than one minute



Chemical substances produced by the body that are similar in their effects to morphine are known as __________.
 Fill in the blank(s) with correct word



Josie is doing active progressive muscle relaxation. Once a group of her muscles are contracted sufficiently, she should hold them in this state of tension for ____ seconds.
 a. up to 8
 b. 10-20
 c. 20-30
 d. 30-40
 e. up to 60



A pattern of compulsive use of a drug even in the absence of physiological signs of dependence is known as ____________________.
 Fill in the blank(s) with correct word

Answer

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Question 3 

The physical feelings resulting from the practice of autogenics are a result of _____.
 a. vasodilation of blood vessels in response to activation of the sympathetic nervous system
  b. vasodilation of blood vessels in response to activation of the parasympathetic nervous system
  c. vasoconstriction of blood vessels in response to activation of the sympathetic nervous system
  d. vasoconstriction of blood vessels in response to activation of the parasympathetic nervous system
  e. vasodilation of blood vessels in response to deactivation of the parasympathetic nervous system



Which of the following drugs is NOT a stimulant?
 a. cocaine
  b. alcohol
  c. amphetamines
  d. caffeine



The attitude of passive alertness, signifying a lack of tension in allowing sensations to happen, is known as _____.
 a. mental focus
 b. unconscious thinking
  c. effortless effort
 d. thought stopping
 e. breath control



Which of the following is considered an environmental factor that may lead to drug abuse?
 a. unemployment
  b. peer pressure
  c. alienation from the mainstream culture
  d. all of these choices



Autogenic training is a system designed to activate the parasympathetic nervous system, using suggestions focused primarily on _____
 a. warmth and heaviness
 b. contraction and relaxation of muscles
  c. visualization and breathing
 d. stretching and focus
 e. coolness and weightlessness

Answer

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