ciencias guía
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7/18/2019 Ciencias Guía
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Colegio Nueva Era Siglo XXI Asignatura: Ciencia NaturalesNivel: Terceros Básicos
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1- Dibuja una planta ue se repro!uce sin "lores # e$plica su "orma !e repro!ucci%n&
'- ($plica: )C%mo se repro!ucen las con*"eras+
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,- (scribe tres ejemplos !e alimentos ue consumas !e ca!a parte !e la planta&a Flor: _________________________________________________________________________ b Fruto: ________________________________________________________________________ c .ojas: _______________________________________________________________________
! Tallo: ________________________________________________________________________ e /a*ces:_______________________________________________________________________
0- r!ena los !ibujos !el 1al 2 !e acuer!o a la secuencia ue se !ebe seguir para elaborar pan&
3- )Cuáles son los usos ue !amos a las plantas+
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4- )5u6 es el ciclo !e vi!a !e una planta+
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17- )5u6 es la "otos*ntesis+ )C%mo a#u!a a personas # animales+
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(scribe tres árboles nativos 8aut%ctonos !el norte !e Chile&
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(scribe tres plantas nativas ue crecen en la 9ona central !e Chile&
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(scribe cinco plantas nativas ue crecen en el sur !e Chile&
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De"ine ca!a t6rmino utili9an!o las páginas 23 # 24 !e tu libro&
Contaminaci%n:______________________________________________________________________
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/e!ucir:____________________________________________________________________________
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/eutili9ar:___________________________________________________________________________
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/eciclar:____________________________________________________________________________ ___________________________________________________________________________________
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($plica por u6 !ebemos cui!ar la "lora # "auna aut%ctona !e nuestro pa*s&
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($plica por u6 las plantas !e la 9ona sur!e Chile tienen hojas más gran!es ue las !e la 9ona norte&
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)(n u6 parte !e nuestro pa*s po!emos encontrar ma#or canti!a! !e "lora+ 8vegetaci%n
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($plica el poru6:
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