
Parametros
Authored by Vanessa Fuentes
Chemistry
1st - 10th Grade
Used 5+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los microorganismos que tienen un amplio rango de pH son en el que pueden desarrollarse son:
Bacterias
Mohos
Virus
Todas son correctas
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La temperatura es uno de los factores mas importantes, ya que:
A diferentes rangos pueden crecer diferentes microorganismos
A T° muy baja me aseguro la eliminación de todos
A T° de 100°C se eliminan todos los microorganismos
Todas son correctas
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
En cuanto a la Aw:
Depende de la cantidad de agua presente en el alimento
Esta relacionada con la cantidad de agua disponible en una alimento
El rango optimo es entre 0,6 - 0,99
Por debajo de 0,6 no se pueden desarrollar microorganismos
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los envases de los alimentos son barreras biológicas contra los microorganismos:
Si, es afirmativo
No
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
El valor de Aw mínimo para que se desarrollen microorganismos patógenos es:
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los microorganismos aerobios crecen a Potenciales redox:
Negativos
Negativos y positivos
Positivos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los microorganismos mesófilos son los mas importantes porque:
Crecen a T° de refrigeración
No se eliminan con la cocción
La mayoría de los microorganismos patógenos son mesófilos
Todas las repuestas son correctas
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