Range of correlation coefficient
A) -1 to + 1
B) - α to + α
C) 0 to α
D) 0 to + 1
If SEM is 2 then SED is
A) √2 q
B) 2
C) 1
D) √2 r
For sugarcane at maturity, brix reading is
A) 8%
B) 14%
C) 18-20%
D) 25%
If disease is occurring in a localized area, it is
A) Endemic
B) Epidemic
C) Pandemic
D) Sporadic
Loose smut of wheat is
A) Internally seed borne
B) Externally seed borne
C) Both
D) None
Vector for leaf curl disease of cotton
A) White flies
B) Aphids
C) Jassids
D) Leaf roller
Kresek in rice is caused by
A) Helminthosporium oryzae
B) Pyricularia oryzae
C) Xanthomonas oryzae
D) Sclerotium oryzae
Vector for grassy shoot of sugarcane
A) Nilaparvata lugens
B) Hemipterus tabaci
C) Myzus persicae
D) Assamia moesta
Little leaf of citrus is due to deficiency of
A) Zn
B) N
C) K
D) Mo
Khaira disease of rice is due to deficiency of
A) Zn
B) Mn
C) Mg
D) Mo
Centre of origin of rice is ………………….
A) South west Asia
B) South east Asia
C) South America
D) North America
Explanation: Southeast Asia is considered the center of origin for rice.
Severe form of water erosion in the following is ………………………..
A) Sheet
B) Splash
C) Gully
D) Rill
Explanation: Gully erosion is a severe form of water erosion.
The formula for Mode is ………………….
A) 3 Median – 2 Mean
B) 2 Median – 3 Mean
C) (Median + Mean) / 2
D) Cannot be calculated from Mean and Median
Explanation: The formula for mode is 3 times the median minus 2 times the mean.
State leading in cotton production is …………….
A) Maharashtra
B) A.P.
C) Karnataka
D) Gujarat
Explanation: Maharashtra is the leading state in cotton production in India.
MSP (minimum support price) is formulated by ………………..
A) ICAR
B) CACP
C) FCI
D) NABARD
Explanation: The Commission for Agricultural Costs and Prices (CACP) formulates the minimum support price.
The multi-state Agricultural university in India is …………………
A) PDKVV-Akola
B) USA-Dharwad
C) CAU – Imphal
D) BCKVV - Kalyani
Explanation: The Central Agricultural University (CAU) is a multi-state agricultural university in India.
IGFRI is located at …………………….
A) Nagpur
B) Jhansi
C) Bhopal
D) New Delhi
Explanation: The Indian Grassland and Fodder Research Institute (IGFRI) is located in Jhansi.
The neurotoxin present in Lathyrus is ……………………
A) BOAB
B) BOAA
C) AOBA
D) AOAB
Explanation: The neurotoxin present in Lathyrus is BOAA.
“Tundu” disease is due to ………………………
A) Nematode
B) Bacteria
C) Fungi
D) A & B
Explanation: “Tundu” disease is caused by fungi.
Cashew belongs to the family ………………………
A) Caesalpinaceae
B) Anacardiaceae
C) Verbanaceae
D) Mimisidae
Explanation: Cashew belongs to the Anacardiaceae family.

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