A type of resistance in which a series of different cultivars of the same crop are infested with a series of different insect biotype of same species show no differentia intersction, such type of resistance is _______?

General resistance
Horizontal resistance
Specific resistance
Cross resistance
Horizontal resistance  

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The artificial food of Queen is known as _______?
A. Bee bread
B. Royal Jelly
C. Jelly
D. Nectar
The ratio of treatment variance to error variance is known as _______?
A. Critical difference
B. F-value
C. Correlation
D. I-value
AZR1 is _______?
A. Arid zone research institute
B. Attock Zonal research institute
C. Agriculture zonal research institute
D. None of these
Examples of poly phagous insect is _______?
A. Helicoverpa armigera
B. Green lacewing
C. Ants
D. Pink bollworm
The soil has got?
A. Five horizons
B. Six horizons
C. Seven horizons
D. Two horizons
Insect body divided into external grooves called Sutures _______?
A. Sutures
B. Sclerite
C. Somites
D. Acron
The potential means of enhancing productivity is _______?
A. Quality of seeds
B. Seed density
C. Quantity of seeds
D. All the above

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