Question paper-Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 B.Sc Agriculture for competitive
MULTIPLE option ques.
B.Sc Agriculture
(For Competitive Examination)
The writer of "Soil Fertility -Theory and Practice" is ___________.
(A) Gupta (B) Kanwar (C) Tisdale (d) T.D. Biswas
The bulk density of organic matter is about _______ g/cc.
(A) 1.0 (B) 1.5 (C) 0.5 (d) 2.0
The bulk density of soil is always ___ than particle density in cultivated soil.
(A) less (B) equal (C) greater (d) triple
The CEC of illite is ranged ranging from ________ me/100g.
(A) 15-40 (B) 3-15 (C) 80-100 (d) 120-150
The chelated form of zinc is__________.
(A) Zn-EDTA (B) Zn-DTPA (C) Zn-ZnO (d) Zn-CDTA
The chemical formula of gypsum is _________
(A) CaCl2.2H2O (B) CaSO4.2H2O (C) CaCO3 (D) CaSO4
The chemical formula of lime is _________
(A) CaCl2.2H2O (B) CaSO4.2H2O (C) CaCO3 D) CaSO4
The clay colloids can be moulded in any shape due to the property of_____ .
(A) consistency (B) swelling (C) plasticity (d) shrinkage
The clay minerals carry ___________ electrical charge on their surface.
(A) positive (B) negative (C) neutral (d) none
The CO2 content of the cultivated soil is _______ per cent.
(A) 0.25 (B) 0.03 (C) 20.60 (d) 30.0
The colloidal particles are coagulated by adding an oppositely charged ion and formation of flocs is known as ___________.
(A) flocculation (B) deflocculation (C) adsorption. (d) absorption.
The criteria of nutrient essentiality are provided by _________________.
(A) Schoonover (B) Arnon (C) Jackson (d) Schofield
The dicot plant roots have _______________ CEC.
(A) high (B) medium (C) low (d) none of these
The excavation and destructive action of water on rocks and minerals is called___.
(A) exfoliation (B) denudation (C) chemical weathering (d) physical
The horizons A + B + C collectively known as______ .
(A) solum (B) regolith (C) parent material (d) topography
The irrigation water having class ______ can be use for most soils and most crops.
(A) C2S2 (B) C1S1 (C) C4S4 (d) C3S4
The lightness or darkness of soil colour is denoted by______.
(A) hue (B) value (C) chroma (d) all above
The metamorphism of shale to slate is due to______.
(A) pressure (B) heat (C) water (d) time
The minute colloidal clay particle is technically called _________.
(A) micelle (B) mineral (C) atom (d) atomic
The most abundant mineral in soil is_______
(A) quartz (B) feldspar (C) silicates (d) Alimonium
MULTIPLE CHOICE QUESTIONS
B.Sc Agriculture
(For Competitive Examination)
|
The author of Soil Fertility -Theory and Practice is ___________. (A) Gupta (B) Kanwar (C) Tisdale (d) T.D. Biswas |
|
The bulk density of organic matter is about _______ g/cc. (A) 1.0 (B) 1.5 (C) 0.5 (d) 2.0 |
|
The bulk density of soil is always ___ than particle density in cultivated soil. (A) less (B) equal (C) greater (d) triple |
|
The CEC of illite is ranged between ________ me/100g. (A) 15-40 (B) 3-15 (C) 80-100 (d) 120-150 |
|
The chelated form of zinc is__________. (A) Zn-EDTA (B) Zn-DTPA (C) Zn-ZnO (d) Zn-CDTA |
|
The chemical formula of gypsum is _________ (A) CaCl2.2H2O (B) CaSO4.2H2O (C) CaCO3 (D) CaSO4 |
|
The chemical formula of lime is _________ (A) CaCl2.2H2O (B) CaSO4.2H2O (C) CaCO3 D) CaSO4 |
|
The clay colloids can be moulded in any shape due to the property of_____ . (A) consistency (B) swelling (C) plasticity (d) shrinkage |
|
The clay minerals carry ___________ electrical charge on their surface. (A) positive (B) negative (C) neutral (d) none |
|
The CO2 content of the cultivated soil is _______ per cent. (A) 0.25 (B) 0.03 (C) 20.60 (d) 30.0 |
|
The colloidal particles are coagulated by adding an oppositely charged ion and formation of flocs is known as ___________. (A) flocculation (B) deflocculation (C) adsorption. (d) absorption. |
|
The criteria of nutrient essentiality are given by _________________. (A) Schoonover (B) Arnon (C) Jackson (d) Schofield |
|
The dicot plant roots have _______________ CEC. (A) high (B) medium (C) low (d) none of these |
|
The excavation and destructive action of water on rocks and minerals is called___. (A) exfoliation (B) denudation (C) chemical weathering (d) physical |
|
The horizons A + B + C collectively known as______ . (A) solum (B) regolith (C) parent material (d) topography |
|
The irrigation water having class ______ can be use for most soils and most crops. (A) C2S2 (B) C1S1 (C) C4S4 (d) C3S4 |
|
The lightness or darkness of soil colour is denoted by______. (A) hue (B) value (C) chroma (d) all above |
|
The metamorphism of shale to slate is due to______. (A) pressure (B) heat (C) water (d) time |
|
The minute colloidal clay particle is technically called _________. (A) micelle (B) mineral (C) atom (d) atomic |
|
The most abundant mineral in soil is_______ (A) quartz (B) feldspar (C) silicates (d) Alimonium |
| Earning: Approval pending. |
