Consider the following four measures (I-IV) t | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(B) Bacterial blight of chickpea is caused by the bacterium $Xanthomonas$ $campestris$.The stem and leaves of the infected plant give a blighted or bu

Vedclass · Accepted Answer

$I, III$ and $IV$

Vedclass · Answer

(B) Bacterial blight of chickpea is caused by the bacterium $Xanthomonas$ $campestris$.The stem and leaves of the infected plant give a blighted or burnt-up appearance.Control measures for bacterial diseases in crops typically include:$1.$ Using disease-free seeds to prevent primary infection $(III)$.$2.$ Using disease-resistant varieties,which is the most effective and sustainable method $(IV)$.$3.$ Spraying with copper-based fungicides like Bordeaux mixture to manage bacterial populations $(I)$.While insect vectors are crucial for viral diseases,bacterial blight is primarily seed-borne or soil-borne,making $I, III,$ and $IV$ the most appropriate measures for control.

Column $I$ (Organism)	Column $II$ (Economic importance)
$i$. $Trachardia$ $lacca$	$a$. Used to produce oils,soaps and isinglass
$ii$. $Bombyx$ $mori$	$b$. Helps in pollination of crops
$iii$. $Cirrhina$ $mrigala$	$c$. Resin-like substance produced by dermal glands
$iv$. $Apis$ $mellifera$	$d$. Best quality of mulberry silk is produced

Similar Questions

Which of the following crops produces recalcitrant seeds?

Which of the following pairs represents insects that are beneficial to humans?

Which three crops contribute the most to global food production?

Bombykol or gyplure is a

Vedclass Test Series

Exam Paper Generator

Online Exam Module