Description : The relative proportion of sand, silt and clay is called (A) Soil texture (B) Soil aggregation (C) Soil structure (D) Soil taxonomy
Last Answer : (A) Soil texture
Description : The soil formed by the deposition of silt brought by rivers is : (a) alluvial soil (b) red soil (c) black soil (d) pod soil
Last Answer : Ans: (a)
Description : Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and ... 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1
Last Answer : Ans: (b)
Description : Which soil formed by the deposition of silt brought by rivers?
Last Answer : Alluvial soil
Description : Which region of Bangladesh loses land every year due to river erosion ?
Last Answer : Sirajganj region of Bangladesh loses land every year due to river erosion.
Description : What river carries about 5 times more silt than the Nile?
Last Answer : The Euphrates River carries about 5 times more silt than theNile.
Description : Pick up the correct statement from the following: (A) The ratio of the total sediment deposited in the reservoir to the total sediment flowing in the river, is called trap efficiency ( ... less (C) Large capacity reservoirs on small rivers generally silt more (D) All the above
Last Answer : (D) All the above
Description : The main function of a divide wall is to (A) Control the silt entry in the canal (B) Prevent river floods from entering the canal (C) Separate the under-sluices from weir proper (D) Provide smooth flow at sufficiently low velocity
Last Answer : Answer: Option C
Description : Silt excluders are constructed on the (A) River bed upstream of head regulator (B) River bed downstream of head regulator (C) Canal bed upstream of head regulator (D) Canal bed downstream of head regulator
Last Answer : Answer: Option A
Description : How many agro-ecological zones have Bangladesh been divided into according to soil characteristics ?
Last Answer : Bangladesh has been divided into thirty agro-ecological zones according to soil characteristics.
Description : A farming system in which airable crops are grown in alleys formed by trees or shrubs, to establish soil fertility and to enhance soil productivity, is known as— (A) Relay cropping (B) Multiple cropping (C) Alley cropping (D) Mixed cropping
Last Answer : (C) Alley cropping
Description : Wular lake of Kashmir is a : [IAS 2003] (a) Ox- bow lake (b) Lake formed by blocking of ice (c) Lake formed by terminal morainic dam (d) Lake formed by deposition of silt
Last Answer : Ans: (c)
Description : What is the name of the soil that is 60 silt 20 sand and 20 clay?
Last Answer : Need answer
Description : What is a type of soil that has significant amounts of sand silt and clay.?
Last Answer : Loamy Soil.
Description : Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel (a) BCDA (b) ABCD (c) DCBA (d) ADCB
Description : The soil which is a mixture of sand, clay and silt is known as: (a) loamy soil (b) sandy soil (c) clayey soil (d) desert soil
Description : Which of the following are the components of loamy soils? 1. Red soil 2. Clay soil 3. Alluvial soil 4. Silt soil 5. Sandy soil In d i a n So i l , Se a s o n s a n d N a t u r a l Ve g e t a t i o n (a) I and II (b) I, III and IV (c) II and V (d) II, III and V
Description : Deep black soil is productive due to high proportion of (a) sand and zinc (b) gravel and calcium (c) clay and humus (d) silt and earthworm.
Last Answer : (c) clay and humus
Description : Minimum size of the particles of silt soil, is (A) 0.002 mm (B) 0.04 mm (C) 0.06 mm (D) 0.08 mm
Last Answer : (A) 0.002 mm
Description : The soil which contains finest grain particles, is (A) Coarse sand (B) Fine sand (C) Silt (D) Clay
Last Answer : (D) Clay
Description : If the permeability of a soil is 0.8 mm/sec, the type of soil is (A) Gravel (B) Sand (C) Silt (D) Clay
Last Answer : (B) Sand
Description : the plasticity index of a soil mass is zero, the soil is (A) Sand (B) Silt (C) Clay (D) Clayey silt
Last Answer : (A) Sand
Description : Cohesionless soil is (A) Sand (B) Silt (C) Clay (D) Clay and silt
Description : Pick up the correct statement about silt soil from the following: (A) The silt soil has particle size from 0.02 mm to 0.06 mm (B) In organic fine grained silt soil possesses no ... The least plastic type normally consists of more or less equidimensional grains of quartz (D) All the above
Last Answer : Answer: Option D
Description : Alluvial soils are found in : (A) Deserts (B) Forests (C) River delta (D) Mountains
Last Answer : (C) River delta
Description : Indian river prawn is associated with (a) M. rosenbergii (b) M. lameraii (c) M. malcomsonii (d) M.idea
Last Answer : (c) M. malcomsonii
Description : The agricultural areas of Bangladesh have been divided into how many parts ?
Last Answer : Divided into 30 parts.
Description : How much rotten dung is required per century for potato cultivation in Bangladesh ?
Last Answer : For potato cultivation in Bangladesh, it is necessary to give 40 kg of rotten dung per century.
Description : In which season more grass is produced in Bangladesh ?
Last Answer : Bangladesh produces more grass during the monsoon season.
Description : In which region of Bangladesh wheat cultivation is better ?
Last Answer : Wheat cultivation is good in the northern part of Bangladesh.
Description : How many people in Bangladesh are involved in agricultural work ?
Last Answer : 48.30% of the people of Bangladesh are involved in agricultural work.
Description : What is the amount of agricultural land per capita in Bangladesh ?
Last Answer : The amount of agricultural land per capita in Bangladesh is 0.05 acres.
Description : How many liters of milk does a person drink on an average in Bangladesh ?
Last Answer : In Bangladesh, 1 person drinks about 10 liters of milk per year on an average
Description : How many types of marijuana are available in Bangladesh ?
Last Answer : There are two types of marijuana available in Bangladesh.
Description : What is the reason for Bangladesh being the main agricultural country ?
Last Answer : The reason why Bangladesh is an agricultural country is because the soil of this country is very fertile. As a result, any type of crop grows easily in this country.
Description : Is Bangladesh the main country ?
Last Answer : Bangladesh is the main agricultural country.
Description : How much land has been divided in Bangladesh ?
Last Answer : The land of Bangladesh has been divided into 5 parts.
Description : Which is the drought prone district of Bangladesh ?
Last Answer : Rangpur is a drought prone district of Bangladesh.
Description : What is the climate like in Bangladesh ?
Last Answer : The climate of Bangladesh is temperate
Last Answer : Mymensingh district has the highest production of jute.
Description : Which of the following silicate minerals are formed by parallel sheets of silicate tetrahedra with Si2O5 or a 2:5 ratio? [a] Ortho silicate [b] Neo Silicate [c] Phyllosilicate [d] Sheet silicate [e] Both 3 & 4
Last Answer : [e] Both 3 & 4
Description : Government formed committee to probe illegal cultivation of HT cotton in . a. Gujarat b. Telangana c. Andhra Pradesh d. Maharashtra e. All of these
Last Answer : e. All of these
Description : What type of soil is most eroded ?
Last Answer : Erosion is more in sandy soils.
Description : What are the natural causes of soil erosion ?
Last Answer : The natural cause of land erosion is wind.
Description : What are the main types of soil erosion ?
Last Answer : There are mainly two types of soil erosion.
Description : How long does it usually take for the roots of the crop to rot well in the soil ?
Last Answer : It usually takes 10 to 15 days for the roots of the crop to mix well with the decomposed soil .
Description : Which soil is suitable for wheat cultivation ?
Last Answer : Loam or sandy loam is suitable soil for wheat cultivation.
Description : What to do with soil for wheat cultivation ?
Last Answer : To cultivate wheat, the soil needs to be loosened.
Description : What is the level of acidity of soil in coastal areas ?
Last Answer : Coastal soil acidity levels range from 7.0 to 8.5 .
Description : What is the nature of soil in hills and foothills ?
Last Answer : The soil of hills and foothills is loamy in nature.