Reaksie op die omgewing plante ๐Ÿ› Flashcards

1
Q

Planthormone

A

โ€˜n Chemiese stof wat help om die groei , metabolisme of die ontwikkeling van die plant te koรถrdineer

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2
Q

Ouksiene

A

โ€˜n Groep planthormone wat veroorsaak dat selle langer groei

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3
Q

Gibberelliene ?

A

โ€˜n Groep planthormone wat seldeling en selverlenging stimuleer en veroorsaak dat plante hoog groei

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4
Q

Absissiensuur ?

A

โ€˜n Planthormoon wat die groei van โ€˜n plant vertraag of stop

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5
Q

Onkruiddoder ?

A

โ€˜n Chemiese stof wat plante doodmaak

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6
Q

Tropismes ?

A

Wyse van groei as reaksie van die plant op die rigting van โ€˜n stimulus

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7
Q

Geotropismes ?

A

Reaksie op die rigting van swaartekrag

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8
Q

Fototropisme ?

A

Reaksie op die rigting van die lig

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9
Q

Klinostaat ?

A

Apparaat wat gebruik word om geotropismes in wortels te demonstreer

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10
Q

Blaarvreters ?

A

Diere wat die blare en takkies van bome eet

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