
Quiz sobre el Cultivo de Maíz
Authored by RAFAEL ANTONIO FLOREZ FAURA
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿En qué etapa BBCH corresponde la emergencia de la plántula de maíz (cuando el coleóptilo atraviesa la superficie del suelo)?
00‑03
09
10‑19
20‑29
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Según el video “CULTIVO DE MAÍZ: 7 etapas de crecimiento (vegetativo)” y la Escala BBCH, ¿qué etapa agrupa el desarrollo de las primeras hojas verdaderas?
Germinación
Plántula/Desarrollo de hojas — V1 a V(n)
Floración
Madurez fisiológica
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué código BBCH representa la etapa de elongación del tallo en maíz?
20–29
30–39
50–59
70–79
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En la escala BBCH, ¿en qué rango se registra la emergencia de la inflorescencia masculina (espiga o panoja)?
30–39
50–59
60–69
70–79
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El video simplifica la “madurez fisiológica” del maíz en una sola fase. ¿Qué rango BBCH corresponde exactamente a lo que se describe como madurez del grano (grano duro, difícil de comprimir con la uña)?
71–79
87–89
60–69
50–59
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