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6. Wat sal die plante en diere moet doen om die verandering te oorleef?

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Plante en diere verskil van mekaar omdat hulle aangepas het om onder bepaalde omstandighede te oorleef. As die omstandighede permanent verander, moet die plante en diere by die verandering aanpas. Die soorte wat daarin slaag om te verander, oorleef die verandering. Soorte wat nie kan verander nie, sterf uit.

Dinosourusse is voorbeelde van diere wat uitgesterf het.

Probeer vasstel wat die verandering was wat die dinosourusse laat uitsterf het.

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Kan die mens daartoe bydra dat die omstandighede op aarde permanent verander? Beskryf.

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Assessering

Leeruitkomste 2: Die leerder ken, interpreteer en pas wetenskaplike, tegnologiese en omgewingskennis toe.

Assesseringstandaard 2.3: Dit is duidelik wanneer die leerder inligting interpreteer: interpreteer inligting deur kernidees in die teks te identifiseer, patrone in aangetekende data te vind en gevolgtrekkings te maak uit inligting in verskeie vorme (bv. prente, diagramme en geskrewe teks);

Assesseringstandaard 2.4: Dit is duidelik wanneer die leerder kennis toepas in ‘n variasie van ‘n bekende situasie: pas konseptuele kennis toe deur ‘n begrip wat onderrig is met ‘n variasie van ‘n soortgelyke situasie in verband te bring.

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Source:  OpenStax, Natuurwetenskappe graad 7. OpenStax CNX. Sep 16, 2009 Download for free at http://cnx.org/content/col11078/1.1
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