96
Correct Answer:- Option-C
Question40:-The toxicity label in a pesticide bottle shows blue colour. This indicates the pesticide is
Ac Extremely toxic
B:-Moderately toxic
CoHighly toxic
De-Slightly toxic
Correct Answer:- Option ®
Question41:-Pheromone trap used for the control of fruity in cucurbits
‘Ac Rhinolure
B:-Cuelure
ന്ത്യ
D-None of the above
Correct Answer:- Option ®
Question42:-An insecticide banned for use in India
AcThiodicarb
Bs-Indoxacarb
711
D-Aldicarb
Correct Answer:- Option-D
Question43:-The book that publicized the harmful effects of indiscriminate use of pesticides
‘A-One straw revolution
B:-Silent spring
CePermaculture
D-Lost woods
Correct Answer:- Option ®
Questions4:-Gundhi bug damages rice plants by
‘AcSucking juice from stem
B:-Sucking juice from developing grains
CeSucking juice from leaves
D-Sucking juice from roots
Correct Answer:- Option ®
Question45: Yellow vein Mosaic in Bhindi is spread by
(i) Amrasca biguttula
(i) Bemisia tabaci

(ii) Nilaparvatha lugens
(iv) Stephanitis typicus

Acti) only
Bei) only
॥ 86 (1)

D-All the above
Correct Answer:- Option ®
Question46::Which plant disease is associated with Bengal famine
‘Ac Wheat Rust
B:-Leaf Blight of Potato
பண்ணா spot in Rice
D-Sheath Blight in Rice
Correct Answer:- Option-C
Question47:-The conceptual model that helps in understanding the interaction between various factors resulting in plant disease
‘Ac Phytopathology
B:-Disease triangle

C:-Epidemiology