
Ecosistema
Authored by Naireth GONZALEZ
Science
7th Grade
Used 153+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un ecosistema está formado por un conjunto de organismos bióticos y abióticos que establecen una relación entre ellos, es:
Verdadero
Falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los elementos bióticos son:
Rocas, suelo, tierra.
Plantas, animales, ser humano y bacterias.
Plantas, hongos y rocas.
Todas las anteriores.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los elementos abióticos son:
Plantas, animales y bacterias.
Animales, rocas y suelo.
Luz solar, aire, temperatura, suelo, rocas, etc.
Todas las anteriores.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En las cadenas tróficas la materia orgánica procedente de restos y cadáveres de seres vivos no es transformada por algunos microorganismos en materia inorgánica.
Verdadero
Falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El flujo de materia y energía dentro de un ecosistema es:
Direccional
Ciclo cerrado
Unidireccional
Todas las anteriores.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las cadenas tróficas son:
El beneficio entre las rocas y el suelo.
Un sistema abierto.
Representaciones sencillas de las relaciones alimentarias que existen
entre las especies que forman parte de un ecosistema.
Todas las anteriores.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un productor es una:
Roca
Bacteria
Planta
Todas las anteriores.
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