FITOHORMON Flashcards

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1
Q

Hormon apakah yg merangsang pertumbuhan tunas sisi?

A

-sitokinin
-giberelin

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2
Q

Hormon apakah yg merencat pertumbuhan tunas sisi?

A

auksin

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3
Q

Hormon apakah yg merencat buah dan daun muda?

A

auksin

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4
Q

Hormon apakah yg merangsang pertumbuhan sel kambium utk pertumbuhan sekunder?

A

auksin

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5
Q

Hormon yg digunakan sbg ‘rootone’ utk merangsang percambahan akar adventitus?

A

auksin

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6
Q

-Hormon yg merangsang gerak balas fototropisme & geotropisme

A

auksin

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7
Q

-Hormon yg merangsang pemanjangan & pertumbuhan sel akar & sel pucuk

A

-auksin
-sitokinin

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8
Q

hormon yg melambatkan penuaan daun

A

sitokinin

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9
Q

-Hormon yg merangsang pembungaan

A

giberelin

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10
Q

-Hormon yg merangsang pemasakan buah

A

etilena

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11
Q

-Hormon yg merangsang pemanjangan batang

-Hormon yg merangsang & perkembangan tunas sisi

A

-giberelin
-sitokinin

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12
Q

hormon yg merangsang penuaan tumbuhan

A

etilena

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13
Q

-Hormon yg merangsang pemanjangan keguguran daun & buah

A

-etilena
-asid absisik

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14
Q

hormon yg merangsang penutupan stoma

A

asid absisik

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15
Q

hormon yg merencat pertumbuhan tunas

A

asid absisik

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16
Q

apakah yg berlaku pada bahagian pucuk yg mempunyai auksin terkumpul

A

koleoptil bengkok & tumbuh ke arah cahaya matahari

17
Q

apakah yg berlaku apabila terdapat kepekatan auksin yg tinggi pada akar

A
  • pertumbuhan akar tidak berlaku
    -auksin merencat pertumbuhan akar
18
Q
A