TNPSC Exam- Agriculture Officers Exam held on 2012-Part 5
101. Fertilizer Control
Order of 1985 implemented by Government of Tamilnadu ensures
A)
Application
B)
Distribution
C)
Quality
D)
Transport
Answer: C
102. The percentage of nitrogen in the atmosphere is
A)
21
B)
50
C)
63
D)
78
Answer: D
103. Conversion of nitrogen to molecular nitrogens
is known as
A)
Denitrification
B)
Nitrification
C)
Nitrogen Fixation
D)
Ammonification
Answer: A
104. Symbiotic association of fungal hyphae with
plant roots is known as
A)
Mycorrhiza
B)
Mutual infection
C)
Parasitism
D)
Lichen
Answer: A
105. Match List I with List II by using the codes
given below:
List I List II
(a)
Calcium 1. Major nutrient
(b)
Molybdenum 2. Micro element
(c)
Phosphorus 3. Micronutrient
(d)
Silicon 4. Secondary nutrient
Codes:
a b c d
A) 2 4 1 3
B) 3 4 1 2
C) 4 3 1 2
D) 2 3 1 4
Answer: C
106. An example of concentrated Organic manure is
A)
FYM
B)
Goat manure
C)
Oil cakes
D)
Poultry manure
Answer: C
107. C:N ratio of Farm Yard Manure (FYM) is
A)
20:1
B)
40:1
C)
50:1
D)
80:1
Answer: B
108. Paddy takes nitrogen in the form of
A)
NO2-
B)
N2
C)
NH4
D)
NO3-
Answer: C
109. Integrated nutrient management involves
i. Biofertilizers
ii.Chemical fertilizers
iii. Crop residues
iv. Organic
manures
A)
i, ii and iv of
the above
B)
I, iii and iv of
the above
C)
i, ii and iii of
the above
D)
I, ii, iii and iv
of the above
Answer: D
110. The type of demonstration used to impart skill
is called
A)
Frontline
Demonstration
B)
Method
Demonstration
C)
National
Demonstration
D)
Result
Demonstration
Answer: B
111. Micro-organism responsible for the
solubilisation of fixed P is
A)
Blue green algae
B)
Azolla
C)
Azospirillum
D)
Phosphobacteria
Answer: D
112. Implement mostly used for intercultural
operation is
A)
Disc plough
B)
Mould board plough
C)
Junior hot
D)
None of the above
Answer: C
113. Implement mostly used for intercultural
operation is
A)
Fe & HCO3
B)
HCO3
C)
Ca
D)
CO3
Answer: A
114. Oil content of sunflower
A)
16%
B)
26%
C)
36%
D)
46%
Answer: C
115. Which one of the following crops is not
commonly transplanted?
A)
Brinjal
B)
Bhendi
C)
Chillies
D)
Tomato
Answer: B
116. Basin irrigation is commonly adopted for
A)
Cardamom
B)
Cabbage
C)
Coconut
D)
Coffee
Answer: C
117. Water soluble phosphatic fertilizer is
A)
Rock phosphate
B)
DAP
C)
SSP
D)
Orthophosphoric
acid
Answer: D
118. Most commonly followed IFS component for
wetlands are
A)
Rice culture +
Fish culture
B)
Rice culture + Api
culture
C)
Rice culture +
Seri culture
D)
Rice culture +
Dairy farming
Answer: A
119. Citrus fruits are commonly propagated by
A)
Cutting
B)
Layering
C)
T-budding
D)
Tongue grafting
Answer: C
120. Tillage under saturated condition is termed as
A)
Contour tillage
B)
Strip tillage
C)
Wet tillage
D)
Deep tillage
Answer: C
121. Recommended seed rate (two budded) for
sugarcane/ha is
A)
75,000
B)
65,000
C)
55,000
D)
45,000
Answer: A
122. In dryland farming, drought resistance is
imparted by treating the seeds with
A)
KCI
B)
KH2PO4
C)
K2SO4
D)
KNO3
Answer: B
123. Curing is a post harvest management in
A)
Sugarcane
B)
Cotton
C)
Tobacco
D)
Paddy
Answer: C
124. Amount of rainfall received in a rainy day is
A)
2.5 mm and above
B)
5.0 mm
C)
10.0 mm
D)
Less than 2.5 mm
Answer: A
125. Total solar radiation is measured by using
A)
Lux meter
B)
Sunshine recorder
C)
Pan-evaporimeter
D)
Bellani’s
pyranometer
Answer: D
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