CICLO DEL NITRÓGENO

Flashcard
•
Science
•
8th Grade
•
Hard
Jenny Marquez
FREE Resource
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11 questions
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1.
FLASHCARD QUESTION
Front
La fijación del nitrógeno (N2) de la atmósfera en el suelo se da por: animales, plantas, bacterias
Back
bacterias
2.
FLASHCARD QUESTION
Front
Una vez fijado el nitrógeno en el suelo, éste pasa a: plantas, animales, bacterias
Back
plantas
3.
FLASHCARD QUESTION
Front
¿De dónde obtienen los animales el nitrógeno?
Back
plantas
4.
FLASHCARD QUESTION
Front
¿En qué forma eliminan los animales el exceso de nitrógeno en el suelo?
Back
orina
5.
FLASHCARD QUESTION
Front
Es el proceso de descomposición del amoniaco (NH3) en nitritos (NO2) y nitratos (NO3):
Back
nitrificación
6.
FLASHCARD QUESTION
Front
Proceso de descomposición del nitrito (NO2) y el nitrato (NO3) en nitrógeno gaseoso (N2):
Back
desnitrificación
7.
FLASHCARD QUESTION
Front
En la imagen la fijación del nitrógeno consiste en la conversión del nitrógeno atmosférico (N2)en:
Back
amonio (NH4 )
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