
Comprobación de lectura 2
Authored by Ale Barroso
Science
University
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Microorganismos que forman esporas y son los más importantes en el área de alimentos debido a que son difíciles de destruir.
Bacillus y Clostridium
Crenarchaeota y Euryarchaeota
Pseudomonas y Gluconobacter
Aspergillus flavus y Claviceps purpurea
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es la etapa en la cual la bacteria se empieza a adaptar al medio, no hay multiplicación celular, incluso algunas células pueden morir si esta etapa se prolonga.
Logarítmica
Latencia
Estacionaria
Aceleración
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es la etapa en la que la bacteria se empieza a multiplicar exponencialmente, alcanza la velocidad máxima de crecimiento.
Aceleración
Muerte
Latencia
Logarítmica
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son debidos a las condiciones físicas del ambiente en que los alimentos se almacenan o procesan.
Factores extrínsecos
Factores intrínsecos
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es utilizado para definir el grado de acidez o alcalinidad que contiene determinado alimento o sustancia
pH (potencial hidrógeno)
Potencial redox (o potencial de óxido reducción)
Actividad de agua (aw)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se le llama así a los microorganismos que no tolera el oxígeno.
Aerobios estrictos
Anaerobio estricto
Anaerobios facultativos
Aerotolerante
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se le llama así a los microorganismos que requieren el oxígeno en la cantidad presente en el aire, 21 %.
Anaerobio estricto
Microaerobio
Aerobios estrictos
Anaerobios facultativos
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