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| Soil Science Quiz-01 (20 Question) |
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Soil Science Quiz-01 (20 Question) You have 30 second to answer each question.
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Q1.) Soil weathering is a process of ?
A) Decomposition
B) Disintegration
C) Integration of minerals
D) Both a and b
Q2.) Soil formed after physical weathering of rocks and minerals ?
A) Silty soil
B) Sandy soil
C) Skeletal soil
D) Clay soil
Q3.) Highest cation exchange capacity is for?
A) Chlorite
B) Kaolinite
C) Illite
D) Montmorillonite
Q.4) Silica has ?
A) Tetrahedral structure
B) Pentahedral structure
C) septahedral structure
D) Octahedral structure
Q.5) Highest water holding capacity of black cotton soil is due to presence of ?
A) Illite
B) Vermiculite
C) Kaolinite
D) Monmorillonite
Q.6) Highest anion exchange capacity is for ?
A) Kaolinite
B) Chlorite
C) Vermiculite
D)Montmorillonite
Q.7) Highest phosphorous fixation capacity of red soil is due to presence of?
A) Illite
B) Kaolinite
C) Vermiculite
D) Montmorillonite
Q.8) Which one is the Non-silicate clay mineral? ?
A) Leucite
B) Apatite
C) Pyroxenes
D) Kaolinite
Q.9) Most dominated silicate clay mineral is ?
A) Phyllosilicate
B) Tectosilicate
C) Ortho silicate
D) Inosilicate
Q.10) Term phyllosilicate is derived from ?
A) Latin word phullon
B) Greek word phullon
C) Russian word phullon
D) English word phullon
Q.11) Which silicate mineral is limited expanding in nature ?
A) Illite
B) Kaolinite
C) Montmorillonite
D) None of these
Q.12) Clay formation occurs by which chemical weathering process ?
A) Hydrolysis
B) Oxidation
C) Carbonation
D) Hydration
Q.13) Kankar (lime nodules) are formed by which chemical weathering process ?
A) Hydrolysis
B) Oxidation
C) Carbonation
D) Hydration
Q.14) Flora and fauna are responsible for ?
A) Physical weathering
B) Chemical weathering
C) Biological weathering
D) Physiological weathering
Q.15) Hydrate form of Olivine is ?
A) Biotite
B) Tourmaline
C) Serpentine
D) All
Q16.) Accumulation of soluble salt in soil is called ?
A) Alkalization
B) Solodization
C) Salination
D) Solonization
Q17.) Zone of Eluviation in soil profile is ?
A) A1 Horizon
B) A2 Horizon
C) C Horizon
D) B Horizon
Q18.) Under high rainfall, soil becomes ?
A) Acidic
B) Alkaline
C) Neutral
D) Salty
Q19.) When parent material are found on its original place is called ?
A) residual parent material
B) Sedentary parent material
C) Colluvial parent material
D) Both a and b
Q20.) According to Jenny, In the soil formation, Topography is a ?
A) Passive factor
B) Active factor
C) Neutral factor
D) All
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