16
The tuber crop which is rich in protein is
1
Colocasia
2
yam
3
qpotato
4
sweet potato
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17
Pungency of radish is due to
1
solanin
2
capsaicin
3
isothiocyanate
4
calcium acetate
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18
Nozzle is a part of
1
rotaiy duster
2
cynogas pump
3
hand compressor sprayer
4
ULV applicator
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Answer: hand compressor sprayer
19
Which of the following is a genetic parthenocarpic fruit?
1
Guava
2
Apple
3
Sapote
4
Grape
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20
C4 plants normally give more biological yield than C3 plants because of
1
less respiration
2
more photosynthesis
3
more photophosphorylation
4
less photophosphorylation
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21
Neem products are found effective in reducing
1
fruit borer attack of cucumber
2
stem borer attack of rice
3
fruit borer attack of brinjal
4
fruit borer attack of okra
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Answer: fruit borer attack of okra
22
Wilting syndrome, known as ‘kresek', occurs in
1
bacterial blight of rice
2
bacterial wilt of cotton
3
brown spot of rice
4
rice blast
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Answer: bacterial blight of rice
23
Citrus tristeza virus is transmitted by
1
beetles
2
thrips
3
aphids
4
nematodes
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24
Genetic transfer between bacterial cells mediated by bacteriophage is
1
transformation
2
conjugation
3
transduction
4
temperate phage
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25
Blossom end rot of tomato is due to deficiency of
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26
‘Ug 99' is a race specific to
1
Puccinia striiformis
2
Puccinia recondita
3
Puccinia graminis tritici
4
Puccinia sorghi
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Answer:Puccinia graminis tritici
27
The Destructive Insect and Pest Act was implemented in India during
1
1910
2
1914
3
1916
4
1918
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28
Thyllody' is a common disease of
1
sesame
2
groundnut
3
soybean
4
niger
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29
The basic principle of extension education is
1
learning by doing
2
learning by seeding
3
learning by reading
4
learning by hearing
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Answer: learning by doing
30
The T and V system of agricultural extension was first introduced in the year
1
1954
2
1964
3
1974
4
1984
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