Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 B.Sc Agriculture for competitive -paper8
MULTIPLE option ques.
B.Sc Agriculture
(For Competitive Examination)
In ______________ nutrient content is expressed in ratios of nutrients.
(A) DRIS (B) STCR (C) IPNM
In Gujarat, salts affected soils observed in ______ region is due to marine deposit of receding of the sea.
(A) Bhal (B) Charotar (C) Ghed (d) Kachchh
In waterlogged rice field, ___ are capable of fixing atmospheric nitrogen to the soil.
(A) fungi (B) blue-green algae (C) bacteria (d) Actenomycetes
Irrigation water having SAR value 10-18 is considered as _______________ Na water.
(A) low (B) medium (C) high (d) very high
Kaolinite and illite kinds of clay minerals are dominant in _______soils.
(A) acid soils (B) Alkali soils (C) saline soils (d) saline-sodic
Kaolinite is ____________ kind of clay mineral.
(A) expanding (B) non-expanding (C) less expanding (d) none of these
kg/ha = ppm x ___________
(A) 0.864 (B) 2.24 (C) 1.20 (d) 2.0
Khaira disease of rice is caused by ____________deficiency.
(A) zinc (B) iron (C) boron (d) nitrogen
Kjeldahl method is used to determine ___________ of soil.
(A) total N (B) organic C (C) available K (d) available P
Lime induced chlorosis is mostly observed in ___________,
(A) acid soils (B) alkali soils (C) calcareuses soils (d) saline
Lime requirement can be determined by__________ method.
(A) Olsen's (B) Schoonover's (C) Walkly & Black (d) Parker's
Mahua cake contain ____________ alkaloid.
(A) nimbidin (B) ricin (C) saponin (d) non of these
mg/100 g = me/100 g x _________ .
(A) mol. wt. (B) eq. wt (C) atomic wt. (d) atomic no.
Most of the gaseous interchange in soil occurs by ________.
(A) mass flow (B) diffusion (C) interception (d) contact exchange
Movement of nutrient ions and salts along with moving water is termed as:
(A) diffusion (B) contact exchange (C) mass flow (d) contact exchange
Natural aggregates are called as ____________.
(A) clods (B) peds (C) sphere (d)pebbles
One tone of gypsum is equivalent to _________ tone of sulphur.
(A) 0.570 (B) 0.186 (C) 1.620 (d) 2.300
Only _______ per cent of mineral nutrients are dissolved in soil water.
(A) < 0.2 (B) < 2.0 (C) > 2.0 (d) <20.0
Out of A, B and C horizon, _______ is not a part of soil solum.
(A) B (B) C (C) A (d) all above
MULTIPLE CHOICE QUESTIONS
B.Sc Agriculture
(For Competitive Examination)
|
In ______________ nutrient content is expressed in ratios of nutrients. (A) DRIS (B) STCR (C) IPNM |
|
In Gujarat, salts affected soils observed in ______ region is due to marine deposit of receding of the sea. (A) Bhal (B) Charotar (C) Ghed (d) Kachchh
|
|
In waterlogged rice field, ___ are capable of fixing atmospheric nitrogen to the soil. (A) fungi (B) blue-green algae (C) bacteria (d) Actenomycetes |
|
Irrigation water having SAR value 10-18 is considered as _______________ Na water. (A) low (B) medium (C) high (d) very high |
|
Kaolinite and illite types of clay minerals are dominant in _______soils. (A) acid soils (B) Alkali soils (C) saline soils (d) saline-sodic |
|
Kaolinite is ____________ type of clay mineral. (A) expanding (B) non-expanding (C) less expanding (d) none of these |
|
kg/ha = ppm x ___________ (A) 0.864 (B) 2.24 (C) 1.20 (d) 2.0 |
|
Khaira disease of rice is caused by ____________deficiency. (A) zinc (B) iron (C) boron (d) nitrogen |
|
Kjeldahl method is used to determine ___________ of soil. (A) total N (B) organic C (C) available K (d) available P |
|
Lime induced chlorosis is mostly observed in ___________, (A) acid soils (B) alkali soils (C) calcareuses soils (d) saline |
|
Lime requirement can be determined by__________ method. (A) Olsens (B) Schoonovers (C) Walkly & Black (d) Parkers |
|
Mahua cake contain ____________ alkaloid. (A) nimbidin (B) ricin (C) saponin (d) non of these |
|
mg/100 g = me/100 g x _________ . (A) mol. wt. (B) eq. wt (C) atomic wt. (d) atomic no. |
|
Most of the gaseous interchange in soil occurs by ________. (A) mass flow (B) diffusion (C) interception (d) contact exchange |
|
Movement of nutrient ions and salts along with moving water is termed as: (A) diffusion (B) contact exchange (C) mass flow (d) contact exchange |
|
Natural aggregates are called as ____________. (A) clods (B) peds (C) sphere (d)pebbles |
|
One tone of gypsum is equivalent to _________ tone of sulphur. (A) 0.570 (B) 0.186 (C) 1.620 (d) 2.300 |
|
Only _______ per cent of mineral nutrients are dissolved in soil water. (A) < 0.2 (B) < 2.0 (C) > 2.0 (d) <20.0 |
|
|
|
Out of A, B and C horizon, _______ is not a part of soil solum. (A) B (B) C (C) A (d) all above |
| Earning: Approval pending. |
