Important
Questions of agriculture exam’s
S.N
|
Question’s
|
Answer’s
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1.
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Which of the crop has the highest cultivated area in
the world ?
|
Wheat
|
2.
|
Rice is originated in ?
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India & Burma
|
3.
|
India has the largest area in rice cultivation in the
world, which is about ?
|
45 mha
|
4.
|
Productivity if rice is highest in ?
|
Punjab
|
5.
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The genus Oryza includes
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24 species
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6.
|
The varities which belong to species Oryza
glaberrima are found in ?
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Africa
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7.
|
The rice varities grown in India belongs to ?
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Indica
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8.
|
Rica grown in Indonesia belongs to ?
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O. sativa javanica
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9.
|
Non traditional area of rice cultivation include ?
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Punjab & Haryana
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10.
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The rice inflorescence is know as ?
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Panic
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11.
|
The dehulled rice grain is known as ?
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Brown rice
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12.
|
For ripening of rice, temprature should lie between
?
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20 - 25°C
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13.
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Photoperiodically, rice is type of plant ?
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Short day plant
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14.
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The sowing time if aus rice is ?
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May - June
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15.
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The sowing time of boro or dalua rice is ?
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Nov - Dec
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16.
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The optimum pH of soil for rice cultivtion varies in
range ?
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4 – 6 pH
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17.
|
IR-8 varitety of rice is introduced in India from ?
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Philippines
|
18.
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The seed rate of rice cultivation in broadcasting
and drilling method, respectively should be ?
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100,60kg/ha
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19.
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For transplanting one hectare area of rice how much
area is sufficient for nursery raising ?
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1000 m2
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20.
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In wet bed method of raising nursery of rice,
seedling would be ready for transplanting at an age of ?
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20-25 days
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21.
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In rice Dapog seedling would be ready fr
transplantng in ?
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11-17 days
|
22.
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Propanil (Stamp F-34) herbicides should be applied
in rice after transplanting ?
|
6-8 days
|
23.
|
The Kresek occurs in early stage of plant growth of
rice in ?
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BLB
|
24.
|
Tungro virus of rice is transmitted by ?
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Green leaf hopper
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25.
|
Dead heart and white head damage to rice is caused
by ?
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Stem borer
|
26.
|
Silvery shoot or onion leaf symptom of rice tillers
is caused by ?
|
Gall midge
|
27.
|
Grassy stunt virus disease of rice is transmitted by
?
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Brown plant hopper
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28.
|
Gundhi bug insect attack on rice during ?
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Milking stage
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29.
|
Test weight of basmati rice is ?
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21 gm
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30.
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Oryza sativa is a diploid spacies having
……..chromosomes ?
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24
|
31.
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Gene responsible for dwarfing characters in rice
is ?
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Dee-gee-wo-gen
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32.
|
Golden rice is a source of ?
|
Vitamin A
|
33.
|
Idea of super rice was given by ?
|
GS Khush
|
34.
|
Government of India started subsidy on fertilizers
with effect from ?
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Nov. 1, 1997
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35.
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The scientific name of common bread wheat is ?
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Triticum aestivum
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36.
|
Indian dwarf wheat belongs to ?
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T. spherococcum
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37.
|
Wheat is originated in ?
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Central Asia (Turkey)
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38.
|
Dwarf wheat (Maxican) is introduced in India by ?
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Dr. NE Borlaug
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39.
|
Maximum area under wheat is in ?
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China
|
40.
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The first wheat variety having short plant height,
lodging resestence and higher grain yield was ?
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Norin-10
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41.
|
Temprature requirement for proper grain filling of
wheat is ?
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23-25°C
|
42.
|
The inflorescence of wheat is known as ?
|
Ear
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43.
|
The normal seed rate of wheat is ?
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100 kg/ha
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44.
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Wheat crop yielding 50 quintals of grain per hectare
removes N,P2O5 and K2O kg/ha, respectively ?
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100-150,70-80 and 125-150
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45.
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The recommended dose of N,P2O5 and K2O
kg/ha for wheat are ?
|
120-40-00
|
46.
|
N,P2O5 and K2O
contents of DAP are ?
|
18-46-00
|
47.
|
Tritical is a cross between ?
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Wheat × rye
|
48.
|
Phalaris minor belong to the family ?
|
Gramineae
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49.
|
The nitrogen losses in rice can be reduced by
placing NH4 fertilizer in ?
|
Reduced zone
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50.
|
Green revolution has been most succesful in ?
|
Wheat & rice
|
51.
|
Record roduction of food grain was ensured in ?
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2001 – 2002
|
52.
|
‘Akiochi’ disease in rice is due to the toxicity
caused by ?
|
(Hydrogen sulphide)
|
53.
|
At pH 4.0, the predominant ionic from of phosphorus
present is ?
|
H2PO4⁻
|
54.
|
First irrigation to the wheat crop should be given
at ?
|
CRI stage
|
55.
|
Phalaris minor in wheat can be controlled by using ?
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Isoproturon
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56.
|
Test weight of phalaris minor’s seed is ?
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2 gm
|
57.
|
Directorate of wheat research (DWR) is located at ?
|
Karnal
|
58.
t
|
The scientific name of noble cane is ?
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(Saccharum officinarum)
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59.
|
Which state has the highest productivity of
sugercane ?
|
Tamil Nadu
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60.
|
Which state has the largest acreage and highest
production of sugercane in country ?
|
U.P
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61.
|
The inflorescence of sugercane is known as ?
|
Arrow
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62.
|
The suited temprature for growth of sugercane lies
between ?
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26 -32°C
|
63.
|
AICRP on sugercane was started in ?
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1970 – 1971
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64.
|
The top portion of sugercane should be selected for
seed purposes because bud tissues are rich in ?
|
Glucose
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65.
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Which element is essential for sugercane ?
|
K
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66.
|
Which growth stage of sugercane is critical for
irrigation ?
|
Formative stage
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67.
|
Most serios disease of sugercane is ?
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Red rot
|
68.
|
Which of the crop is most sensitive to both excess
moisture and drought ?
|
Maize
|
69.
|
The capacity of a soil to resist appreciable change
in pH value is called ?
|
Buffering capacity
|
70.
|
The largest producer of mothbean in India ?
|
Rajasthan
|
71.
|
The seed rate for sesamum (till) ?
|
3-4 kg/ha
|
72.
|
The highest production of mustard in India is in the
state ?
|
Rajasthan
|
73.
|
The fruit rapeseed and mustard is known as ?
|
Siliqua
|
74.
|
Potato is a ………………… .
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Modified stem
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75.
|
The depth of sowing of bajra is ….
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1-2 cm
|
76.
|
Biuret content in urea should not exceed ………..
according to fertilizer control order,1957.
|
1.5%
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77.
|
The seed rate of hybrid maize.
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20-25 kg/ha
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78.
|
The most serious pest of bengalgram is ……….?
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Pod borer
|
79.
|
The oil and protein content of groundnut are ?
|
45% & 26%
|
80.
|
Which is the leading state in production of
groundnut ?
|
Gujarat
|
81.
|
Sunflower act as an indicator plant to diagnose the
deficiency of ?
|
Boron
|
82.
|
Which of the elements is not cosidered as fertilizer
nutrient ?
|
C
|
83.
|
Bacteria responsible for N fixation in soybean is
…………. .
|
R. japonicum
|
84.
|
The insect bollworm is commonly found on ?
|
Cotton
|
85.
|
Stomata closing can be induced by ………………….. .
|
PMA (Phenylmercuric
acetate)
|
86.
|
The most critical stage of maize from irrigation
point of view is ………
|
Tesseling stage
|
87.
|
Botanical name of sewan grass is ?
|
Lasiurus sindicus
|
88.
|
The quantity of SSP (16% P2O5)
required for application to one acre of rice-field at a dose of 60 kg P2O5 ha¯1
is …………
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150 kg
|
89.
|
If on a 20 acre farm, crops are raised on 15 acres
in rabi, 15 acres in kharif and 20 acres zaid in a year, what is the cropping
intensity ?
|
250%
|
90.
|
Parthenium hysterophorus (Congress grass) controlled
by ?
|
Zygogramma bicolarata
|
91.
|
Application of organic materials with C:N ratio
wider than 20 to 30:1 leads to………… of soil N
|
Immobilization
|
92.
|
The origin place of potato is
|
South America
|
93.
|
Soybean is originated in
|
China
|
94.
|
A fertilizer which supplies three essential plant
nutrients is …………….. .
|
SSP(single super phosphate)
|
95.
|
Crop logging is used in
|
Sugarcane
|
96.
|
The process of formation of nitrogen and nitrous
oxide gases from ammonical fertilizers in soil is known as
|
Denitrification
|
97.
|
Salt is the xylem duct of the root are carried
upward with
|
Transpiration stream
|
98.
|
Which form of nitrogen is available in urea?
|
Amide
|
99.
|
At pH value, phosphate availability is the highest
in the soil?
|
6.5 pH
|
100.
|
Bunchy top in sugarcane is caused by
|
Top shoot borer
|
101.
|
Bacterial diseases are controlled by use of ……………
chemicals
|
Antibiotics
|
102.
|
‘relay cropping’ means
|
Growing of four crops on the same land in a year in
such a manner that the following crop is sown before the harvest of preceding
crop.
|
103.
|
‘Awarodhi’ variety of gram is resistant to
|
Wilt
|
104.
|
Which vegetable oil is good for heart patient ?
|
Sunflower oil
|
105.
|
UPAS 120 is a variety of ….. .
|
Pigeonpea (arahar)
|
106.
|
The rotation intensity of maize - wheat + gram –
moong is
|
300%
|
107.
|
An example of companion cropping is
|
Sugarcane + potato
|
108.
|
Decomposition of organic matter in submerged soil is
carried out by ………… .
|
Bacteria
|
109.
|
Plant food manufactured by the process of
photosynthesis in the presence of a nutrient in chlorophyll is ……..
|
Mg
|
110.
|
‘Aruna’ is a mutant variety of
|
Castor
|
111.
|
During germination radical and plumule develop from
|
Embryo
|
112.
|
Which of the plants does not show photorespiration ?
|
Maize
|
113.
|
The recently developed terminator technology has
been used in
|
Cotton
|
114.
|
PDM 11 is a variety of
|
Moong
|
115.
|
LEISA is related to ?
|
Organic farming
|
116.
|
Khaira disease in rice is caused due to
|
Zinc deficiency
|
117.
|
Soil structure is improved by application of
|
Super phosphate
|
118.
|
Percent content of sulphur in single super phosphate
is
|
16
|
119.
|
Nitrogen fixation in soil by Rhizobium is increased
by
|
P
|
120.
|
‘Chipsona’ is a variety of
|
Potato
|
121.
|
Which country is the place of origin of sunflower ?
|
Southern United State and Mexico
|
122.
|
How many agroclimatic zones are categorized in India
?
|
15
|
