bioelementos
Quiz
•
Biology
•
8th Grade
•
Easy
Miguel Palacio
Used 30+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que son los bioelementos?
Son moleculas presentes en la materia viva
Son los elementos quimico esenciales en la materia viva
Son las particulas del cuerpo humano
Son los enlaces que establecen con ptros elementos como el oxigeno y el carbono
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que son los C,H,O,N,P,S?
Carbono, hidrogeno, oxigeno, nitrogeno, fosforo, sulfuro
Calcio, oxigeno, helio, niquel, platino, selenio
Carbono, helio, osmio, noibo, fosforo, sulfuro
Cesio, hidrogeno, oxigeno, sodio, potasio, cloro
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿En que grupos estan clasificados los C,H,O,N,P,S?
Bioelementos secundarios
Bioelementos primarios
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que propiedad es la esencial en un bioelemento primario?
No tienem masa atomica
Tiene una masa atomica relativamente grande
Tiene una massa relativamente grande
Tienen una masa atomica relativamente pequeña
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que bioelemeto primario es mas electronegativo?
Carbono
Oxigeno
Hidrogeno
Fosforo
Sulfuro
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué porcentaje constituyen los bioelementos primarios?
96%
95%
87%
69%
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué bioelemento secundario tiene un pigmento de clorofila y contiene muchas enzimas?
El potasio
El sodio
El calcio
El magnesio
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