Teya Salat
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Soil Science-7

Q.1
Dominant salt in non- saline alkali soil is?

NaCl
Na2SO4
Na2CO3


Q.2
Physical condition of the saline soil is_________.
flocculated
deflocculated
Cohesive


Q.3
Which is a highly salt tolerant crop?
Barley
Wheat
Rice


Q.4
For the calculation of Gypsum requirement of soil final ESP of soil is mostly kept at________.
100
10
05


Q.5
What is Gypsum equivalent of sulphur?
0.63
0.19
0.57


Q.6
Which state have maximum water logged area?
Haryana
West Bengal
Gujarat

Q.7
CaCO3 content of calcareous soil is__________.

>5%
2-5%
<5%


Q.8
Class-c of wet land consists of__________.
wet <1/12 of time
wet >1/12
wet <1/4 to1/2 times


Q.9
Due to water logging pH of alkali soil__________.
Increases
decreases
unaffected


Q.10
Under water logged condition which nutrient occurs in toxic condition?
Fe
Zn
Cu


Q.11
Organic carbon content of sandy soil is generally___________.
Low
high
very high


Q.12
Which instrument is used for determination of EC.?
pH meter
Flame photometer
EC meter


Q.13
SAR is developed by_________.
USSR
USSSL
USSL


Q.14
Chloride limit (meq/lit.) for doubtful class is_______.
4-7
12-20
7-12


Q.15
The grading of irrigation waters based on chloride content was proposed by__________.
Eaton
Schofield
Ramamurthy


Q.16
The study of microbial and faunal activity and ecology in soil________.
Soil biology
Soil bio-chemistry
Soil ecology


Q.17
Size of fauna ranges from 2 mm to 20 mm__________.
Mega fauna
Macro fauna
Meso fauna


Q.18
The most expansive classification of soil organisms- Animalia, Plantae ,Fungi, Protista and Monera kingdoms have been proposed by_________.
N.N. Goswami
Whittakar
Dilipkumar


Q.19
Protozoa are the member of kingdom______________.
Monera kingdom
Fungi
Protista


Q.20
Genetic material is not enclosed in a distinct nucleus, having one circular chromosome______________.
Prokaryotic cells
Eukaryotic cells
Prokaryotic - Eukaryotic cells


Q.21
The fungi which gets their energy from dead organic materials known as_________.
Rust
Mildews
Molds


Q.22
Single celled microscopic fungi__________.
Yeast
Molds
Mushrooms


Q.23
The source of large number of beneficial antibiotics are_______.
Virus
Fungus
Actinomycetes


Q.24
Rhizobium species of cross inoculation groups for bean is_________.
R. trifoli
R. meliloti
R. phaseoli


Q.25
A virus is made of substances unique of life________.
Nucleic acid
Sulphuric acid
Hydrochloric acid

Number of score out of 25 = Score in percentage =


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