Phytohormones are:

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Question

(B) Phytohormones,also known as plant growth regulators (PGRs),are chemical substances produced naturally by plants. They are synthesized in small qua

Vedclass · Accepted Answer

Growth regulators synthesised by plants and influencing physiological processes

Vedclass · Answer

(B) Phytohormones,also known as plant growth regulators (PGRs),are chemical substances produced naturally by plants. They are synthesized in small quantities in various parts of the plant and are transported to other regions where they influence physiological processes such as growth,development,differentiation,and responses to environmental stimuli. Therefore,option $(b)$ is the most comprehensive and accurate definition.

Column-$I$	Column-$II$
$A$. $F. W. Went$	$1$. $Kinetin$
$B$. $E. Kurosawa$	$2$. $Gibberellic$ $acid$
$C$. $Skoog$ $and$ $Miller$	$3$. $Auxin$
$D$. $Cousin$	$4$. $Ethylene$

Similar Questions

What are plant growth regulators (PGRs)?

Who for the first time speculated the presence of organ-forming substances in plants,now called hormones?

Match the following columns regarding the discovery of plant growth regulators:
Column-$I$ Column-$II$
$A$. $F. W. Went$ $1$. $Kinetin$
$B$. $E. Kurosawa$ $2$. $Gibberellic$ $acid$
$C$. $Skoog$ $and$ $Miller$ $3$. $Auxin$
$D$. $Cousin$ $4$. $Ethylene$

Select the correct matching sequence:

Who used the term 'phytohormones' for plant hormones?

Substances which originate at the tip of stem and root and control the growth of different organs are

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