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General Agriculture Aptitude Question Answers

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eneral Agriculture questions answers are applicable for any kind of preparation in India like Agriculture Entrance IARI PHD 2017 You can practice as much as you can to gather knowledge of how to answers General Agriculture critical type papers in short time and this can be a big factor for cracking all India level exam.

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General Agriculture Questions Answers (MCQ)

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Question 1
Livestock loan is a
A
Short Term
Hint:
Short Term (B) (C) (D)
B
Medium term
C
Long term
D
None
Question 2
Prominent foul smell of Karnal bunt is due to
A
Triethylamine
Hint:
A) Trienthyl amine (B) (C) (D)
B
Trimethyl amine
C
Dimethyl amine
D
None
Question 3
Grey speck of oat is due to the deficiency of
A
Fe
B
Mg
C
MN
D
MO
Question 4
Famous Indian pathologist, extensively studied about cereal rust
A
K. C. Mehta
B
Sadasivan
C
Flor
D
None
Question 5
A day neutral plant is
A
Maize
B
Wheat
C
Barley
D
Rice
Question 6
Father of hybrid rice
A
Y.L. Ping
B
B.P. Paul
C
Maheswari
D
Barber
Question 7
Which among the following is a herbicide?
A
Imidacloprid
B
Glyphosate
C
Bavistin
D
Hexaconazole
Question 8
_-% of nitrogen in urea
A
44.5
Hint:
A) 20.6 (B) 40 (C) 41 (D)
B
44
C
45
D
46
Question 9
Organic matter generally contains…………….% organic carbon
A
50
B
1.724
C
48
D
58
Question 10
Alternate host of P. graminis triticii is
A
Berberis
B
Prusiner
C
D’Herelle
D
Biener
Question 11
First discovered bacterial disease of plants
A
Fire blight
B
Downy mildew
C
Chestnut blight
D
Late blight
Question 12
Triticum aestivum is a 
A
Hexaploid   
B
Diploid
C
Tetraploid          
D
Euploid
Question 13
Gregor John Mendal worked on the crop 
A
Sweet Pea  
B
Field pea
C
Beans  
D
Garden pea
Question 14
t-test is applicable when the numbers of treatments are 
A
B
6
C
8
D
12
Question 15
The first Director General of ICAR 
A
Dr. B. P. Paul  
B
Dr. R. S. Paroda
C
Dr. M.S. Swaminathan  
D
Dr. B. Vishwanath
Question 16
Red and purple colour of maize (Zea Mays) is due to deficiency of 
A
Ca     
B
N
C
D
P
Question 17
Geographical area of India is 
A
328 Mha 
B
148 Mha
C
428 Mha  
D
392 Mha
Question 18
Most common method of irrigation in India is 
A
Border irrigation 
B
Check basin irrigation
C
Sprinkler irrigation   
D
Drip irrigation
Question 19
Global warming is attributed to increase in concentration of green house gases like  
A
CO2     
B
CFCs
C
CH4    
D
All of these
Question 20
The cropping intensity of India during 2004-05 is about
A
125%
B
135%
C
145%  
D
155%
Question 21
The net gain of ATP during glycolysis is 
A
1
B
4
C
2
D
8
Question 22
The error degree of freedom for a RBD design with 10 treatments and 4 replications is 
A
20
B
27
C
40
D
36
Question 23
One gram of glucose produces how much fat or oil 
A
0.25 g    
B
0.35 g
C
0.45 g      
D
0.32 g
Question 24
Total number of State Agriculture University in India in the year 2004 was 
A
25
B
44
C
34
D
30
Question 25
Growth of plant towards light is called? 
A
Phototropism 
B
Photorespiration
C
Photocromatism  
D
Photoperiodism
Question 26
The CO2 content of soil air is 
A
3% 
B
0.3 %
C
0.03%     
D
0.003%
Question 27
The C: N ratio of humus is 
A
20: 1  
B
100: 1
C
10: 1  
D
400:1
Question 28
Densest part of atmosphere strata is 
A
Troposphere  
B
Thermosphere
C
Stratosphere     
D
Mesosphere
Question 29
The plants which open their stomata during night for taking CO4 are known as 
A
C3       
B
CAM
C
C4   
D
All of above
Question 30
Plants absorb phosphorus in the form of 
A
H2PO4 
B
PO4
C
SSP            
D
P
Question 31
Principle of Experimental design is given by 
A
R A Fisher   
B
Wilcox
C
Cox and Cochran      
D
WG Cochran
Question 32
An acid derived from green leaves of chickpea prescribed for intestinal disorders is 
A
Citric acid    
B
Sulphuric acid
C
Oxalic acid      
D
Prussic acid
Question 33
Which one of the plant is the C4 plant? 
A
Maize   
B
Potato
C
Pea          
D
Papaya
Question 34
Atmosphere extends above mean sea level to a height of about 
A
160 km 
B
1600 km
C
1600 meter  
D
1600 miles
Question 35
Criteria for the essentiality of nutrients for plants was given by 
A
Arnon      
B
Wilcox
C
Liebig     
D
None
Question 36
The Oleoresin compounds occurs in 
A
Cotton 
B
Maize
C
Chilli    
D
Ginger
Question 37
The law of tolerance was introduced by 
A
Milvert     
B
Shelford
C
Hilaire              
D
Ear- net Haeckel
Question 38
End product of glycolysis is 
A
ATP 
B
Pyruvate
C
PEP
D
Glucose
Question 39
Plants capable of growing in rocks crevices are called 
A
Calciphytes   
B
Chosmophytes
C
Lithophytes  
D
Helophytes
Question 40
Plant cells are connected with the help of 
A
Plsmodesmata 
B
Cellwall
C
Plasma membrane
D
Plasmoderma
Question 41
The 5- carbon compounds produced during dark reaction of photosynthesis is 
A
Ribose phosphate 
B
Xylulose phosphate
C
Ribulose bis phosphate                 
D
Seda heptulose phosphate
Question 42
Most suitable design for experiment involving varying number of tillage and nitrogen levels is 
A
Latin square  
B
RBD
C
Strip plot 
D
Split plot
Question 43
In a RBD experiment having 9 treatments and 4 replications, the error degree of freedom will be 
A
24
B
32
C
27
D
36
Question 44
The plants with male and female flowers on different plants are called 
A
Dicot    
B
Dichogamy
C
Dicliny   
D
Dioecious
Question 45
The contribution of Agricultural sector to the gross domestic product (GDP) in India in the year 2004-05 has been nearly 
A
25 % 
B
45 %
C
35 %  
D
55 %
Question 46
Which one of the following process results in release of energy ? 
A
Metabolism
B
Catabolism
C
Anabolism   
D
Physiology
Question 47
Which one of the following element is a constituent of protoplasm? 
A
Sulphur
B
Calcium
C
Iron 
D
Potassium
Question 48
Which one of the following element is mobile in plants but immobile in soil ? 
A
Sulphur 
B
Zinc
C
Boron 
D
Phosphorus
Question 49
Which of the following is non-climacteric fruit? 
A
Litchi   
B
Mango
C
Banana    
D
Apple
Question 50
Which of the following process is not takes place in evolution of plants? 
A
Crossing over
B
Mutation
C
Linkage      
D
Coupling
Question 51
Solar constant is equal to (in cal/cm2/min) 
A
1.94     
B
194
C
19.4  
D
0.194
Question 52
Khaira disease in rice is due to the deficiency of 
A
Boron  
B
Mn
C
S   
D
Zn
Question 53
Which one of the following is a C3 plant? 
A
Wheat 
B
Maize
C
Pearlmillet   
D
Sorghum
Question 54
Which one of the following is sulphur-containing amino acid? 
A
Tryptophan
B
Cystine
C
Proline      
D
Lysine
Question 55
Horse latitude lies in between north and south latitudinal belt of equator 
A
0 to 50   
B
30 to 35
C
20 to 250   
D
10 to 15
Question 56
The splitting up of water molecules in plant cells in the presence of sunlight is called 
A
Photophosphorylation   
B
Photosynthesis
C
Photolysis  
D
Phosphorylation
Question 57
What does the stomata open? (I) When the guard cells are in flaccid condition (ll) When there is an accumulation of K ions in the guard cells (III) When water enters into the guard cells (IV) When the water potential of guard cells is lower than that of adjacent cells 
A
II, III and IV
B
I and III
C
I and IV
D
None
Question 58
The number of Agro-climatic zones of India is
A
17
B
7 (C)
C
15
D
10
Question 59
Norin - dwarf gene was introduced in which cereal?
A
Wheat
B
Oat
C
Rice  
D
Maize
Question 60
The centre of origin of Triticum aestivum is 
A
Chilean centre   
B
South Mexican centre
C
Mediterranean centre   
D
Near eastern region
Question 61
Which state of India leads in area under wheat crop? 
A
Punjab    
B
MP
C
UP      
D
Rajasthan
Question 62
The process of use of microorganism to remove salts from soil is referred as 
A
Chelation     
B
Bioremediation
C
Oxidation    
D
Phyto - remediation
Question 63
Economic part of Isabgol is 
A
Leaf   
B
Seed and husk
C
Seed             
D
Husk
Question 64
Which part of the plant cell is known as power house?
A
Golgi bodies   
B
Ribosomes
C
Mitochondria  
D
Lysosomes
Question 65
Which one of the following clay mineral has the highest CEC? 
A
Vermiculite     
B
Montmorillonite
C
Kaolinite     
D
Illite
Question 66
The light generated reducing power is 
A
ATP
B
NADPH2
C
FADH2    
D
NADH 2
Question 67
Under seventh approximation soil classification, the number of soil orders is 
A
15
B
14
C
8
D
11
Question 68
The grand period of rainfall in India is
A
Post monsoon      
B
North-east monsoon
C
Cold weather period     
D
South - west monsoon
Question 69
Agroclimatic zones in India are 
A
18
B
15
C
20
D
17
Question 70
Law of Minimum was given by 
A
Liebig  
B
Blackman
C
Shelford     
D
Oement
Question 71
Sulphur containing amino acid 
A
Lysine      
B
Methionine
C
Glutamine                   
D
Glycine
Question 72
Contribution of agriculture in GDP is 
A
23%         
B
30%
C
40% 
D
60%
Question 73
The specific heat of water is 
A
0.5 Cal/g         
B
2 Cal/g
C
1 Cal/g       
D
4 Cal/g
Question 74
Disease caused by Zn deficiency is 
A
Khaira   
B
Mosaic
C
Die-back
D
Whip tail
Question 75
Mat nursury is related to 
A
Papaya      
B
Tobacco
C
Rice        
D
Wheat
Question 76
ANOVA' was given by 
A
AL. Bowley    
B
Horace Secrist
C
R A Fisher 
D
Karl Pearson
Question 77
Karnal bunt is caused by 
A
Albugo candida   
B
Nevosia indica
C
Phytophthora infestans  
D
None of these
Question 78
Bonneville, Early Badger, Arkel are the improved varieties of 
A
Frenchbean    
B
Pea
C
Sunflower                 
D
Soybean
Question 79
Most of the wheat varieties are 
A
Quantitative long day plants
B
Short day plants
C
Day neutral      
D
None of these
Question 80
The simplest measure of variability in a data set is 
A
Mean           
B
Range
C
Median             
D
Mode
Question 81
The crop having the highest pesticide use is 
A
Cotton             
B
Oilseeds
C
Rice  
D
Wheat
Question 82
Double cross hybrid maize production technique was introduced by
A
G.H. Shull     
B
Mendel
C
D.F.Jones  
D
E.M.East
Question 83
'Vertisol' is related to 
A
Laterite soil   
B
Red soil
C
Alluvial soil     
D
Black soil
Question 84
The square of standard deviation is 
A
Coefficient of variance       
B
Standard deviation
C
Variance   
D
Mean deviation
Question 85
The principle of making use of greater homogeneity in groups of experimental units reduce the experimental error is 
A
Local control        
B
Experiment
C
Replication        
D
Experiment Error
Question 86
Sugarcane inflorescence is 
A
Racemose     
B
Spikejet
C
Compound    
D
Capitulum
Question 87
Country having the maximum area of hybrid rice is
A
China
B
India
C
Indonesia             
D
U.S.A.
Question 88
Transgenic crop having maximum cultivated area in the world is 
A
Maize     
B
Rice
C
Soybean      
D
Cotton
Question 89
Rice grain is deficient in 
A
Lysine     
B
Alanine
C
Glycine     
D
Isoleucine
Question 90
An ideal type of rice with small, thick and erect leaf was proposed by 
A
Yoshida   
B
Tsunoda
C
Murata                
D
Tanaka
Question 91
Net cultivated area in India is 
A
143 Mha 
B
150 Mha
C
180 Mha     
D
328 Mha
Question 92
Soil air contains CO2 (%) 
A
0.03   
B
2.50
C
0.25 
D
3.0
Question 93
When the fertility gradient of the field is in two directions, the most appropriate experimental design is 
A
CRD       
B
RBD
C
Split    
D
LSD
Question 94
Biurate content in urea is 
A
1.5%      
B
4%
C
2%   
D
5%
Question 95
Maximum productivity of sugarcane in India is 
A
Punjab        
B
Uttar Pradesh
C
Haryana     
D
Tamil Nadu
Question 96
Greenhouse gas having largest contribution to global warming 
A
Carbon dioxide (60%)                     
B
Nitrous oxide (5%)
C
Methane (15%)  
D
CFC
Question 97
Non-edible plant suitable for biodiesel 
A
Jatropa  
B
Castor
C
Coconut  
D
Rapeseed
Question 98
PAR (Photo-synthetically active radiation) is measured in 
A
Photon  
B
Watts
C
Einstein 
D
Quantum
Question 99
The study of relationship between properties and plant production is as 
A
Agronomy       
B
Pedology
C
Edaphology     
D
Soil chemistry
Question 100
Triticale is a cross between: 
A
Wheat x Rye      
B
Barley x Oat    
C
t x Oat
D
Wheat x Barley
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