EXAMEN TRIMESTRAL, OCTAVO GRADO
Quiz
•
Science
•
8th Grade
•
Medium
Andrea Platero
Used 3+ times
FREE Resource
11 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
EXAMEN TRIMESTRAL DE LA ASIGNATURA DE CIENCIA, SALUD Y MEDIOAMBIENTE.
OCTAVO GRADO
II PARTE
INDICACIONES: Conteste correctamente las preguntas, lea detenidamente y analice cada interrogante ya que recuerde que solo posee UN INTENTO PARA HACER SU EXAMEN.
Escriba su nombre completo:
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Por qué componentes están constituidos principalmente los seres vivos?
Aniones y cationes.
Oxígeno, hidrógeno, carbono, nitrógeno, fósforo y azufre.
Agua y amonio.
Oxígeno y carbono.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las biomoléculas pueden ser:
Bicarbonato y oxígeno.
Orgánicas y polisacáridos.
Inorgánicas y carbohidratos.
Inorgánicas y Orgánicas.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Partícula localizada fuera del núcleo atómico:
Proton
Electrón
Neutrón
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Partícula neutra, sin carga eléctrica:
Electrón
Protón
Neutrón
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rodeando al núcleo del átomo se localiza:
La corteza.
El núcleo.
Los electrones.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para encontrar el número de neutrones de un elemento químico que operación se debe de hacer:
Restar la masa atómica al número atómico.
Sumar el numero de protones con el numero de electrones.
Multiplicar la masa atómica con el numero atómico.
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