$I.$ Kinetin is a degradative substance from $DNA$.
$II.$ $ABA$ is present in all plants including lower plants.
$III.$ Low ratio of cytokinin to auxin favours root formation only.
$IV.$ $ABA$ is synthesized catabolically through glycolysis pathway.
Choose the correct combination of options.
$II.$ $ABA$ is present in all plants including lower plants.
$III.$ Low ratio of cytokinin to auxin favours root formation only.
$IV.$ $ABA$ is synthesized catabolically through glycolysis pathway.
Choose the correct combination of options.
- A$I$ and $II$
- B$II$ and $III$
- C$I$ and $III$
- D$III$ and $IV$
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What is the role of light in plants?
Medium
View SolutionWhich one of the plant growth regulators would you use if you are asked to:
$(a)$ Induce rooting in a twig
$(b)$ Quickly ripen a fruit
$(c)$ Delay leaf senescence
$(d)$ Induce growth in axillary buds
$(e)$ 'Bolt' a rosette plant
$(f)$ Induce immediate stomatal closure in leaves.
$(a)$ Induce rooting in a twig
$(b)$ Quickly ripen a fruit
$(c)$ Delay leaf senescence
$(d)$ Induce growth in axillary buds
$(e)$ 'Bolt' a rosette plant
$(f)$ Induce immediate stomatal closure in leaves.
Difficult
View SolutionWhat causes the movement of leaves in the $Mimosa$ $pudica$ plant?
Identify the incorrect statement/s.
$I$. Kinetin is a derivative of adenine which is a pyrimidine.
$II$. The technique of decapitation is widely used in tea plantations.
$III$. Ethylene is a gaseous plant hormone.
$IV$. Use of $GA$ hastens the malting process in brewing industry.
$V$. $ABA$ is a growth promoter.
$I$. Kinetin is a derivative of adenine which is a pyrimidine.
$II$. The technique of decapitation is widely used in tea plantations.
$III$. Ethylene is a gaseous plant hormone.
$IV$. Use of $GA$ hastens the malting process in brewing industry.
$V$. $ABA$ is a growth promoter.
"Traumatin" is present in
Easy
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