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 : The cropping system beneficial to prevent soil erosion due to winds is (a) Mixed cropping (b) Strip cropping (c) Relay cropping (d) Multi cropping
Last Answer : (a) Mixed cropping
Description : Which is the correct sequence of soil erosion ? (A) Rill – Sheet – Gulley (B) Gulley – Sheet – Rill (C) Sheet – Rill – Gulley (D) Sheet – Gulley – Rill
Last Answer : (C) Sheet – Rill – Gulley
Description : Wind Erosion will be higher from? a. Clay Soil b. Sandy Soil c. A barren sandy soil d. Loam Soil e. None of these
Last Answer : c. A barren sandy soil
Description : In which region drainage erosion is more observed ?
Last Answer : Drain erosion is more observed in hilly areas.
Description : What kind of land erosion causes farmers to lose their land and become destitute ?
Last Answer : Due to erosion of river banks, farmers lose their land and become destitute.
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 : Rainfed Erosion Divided into How Many Classes ?
Last Answer : Rainfed erosion is divided into 4 categories.
Description : What is the sequence of water erosion? a. Splash, sheet, rill, gully b. Sheet , gully, rill c. Rill, Splash , sheet d. Gully erosion, splash, sheet, rill e. Splash, Gully erosion , rill
Last Answer : a. Splash, sheet, rill, gully
Description : What steps can be taken to control soil erosion in hilly area -Geography
Last Answer : The steps taken to control the erosion of soil in hilly areas are through the contour plowing, Terrance farming, plugging of gullies to prevent erosion. Other steps include the afforestation and checking the shifting cultivation.
Description : Soil erosion in desert area can be prevented
Last Answer : Forestation
Description : Which type of soil produces more potatoes ?
Last Answer : Potato production is higher in loamy and sandy loamy soils.
Description : What type of soil is most eroded ?
Last Answer : Erosion is more in sandy soils.
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.
Description : What is the level of soil acidity in Barindra Madhupur region ?
Last Answer : Soil acidity level of Barind Madhupur region is 5.5 to 6.5 .
Description : What kind of soil is there in Barind and Madhupur region ?
Last Answer : Soil loam soil of Barindra Madhupur region.
Description : What is the nature of soil of agro-ecological zone 9 and 19 ?
Last Answer : Soil nature of agro-ecological zones 9 and 19 is moderately low.
Description : What should be the level of soil acidity for potato cultivation ?
Last Answer : The soil acidity level for potato cultivation should be 6 to 7 .
Description : Pulses are good in any soil ?
Last Answer : Pulses are good in neutral soil.
Description : What is the level of acidity and alkalinity of soil for wheat cultivation ?
Last Answer : For wheat cultivation, soil acidity and alkalinity level should be 6.0 to 7.0 .
Description : Which fertilizer should be used if soil organic matter is low ?
Last Answer : If the soil organic matter is low then compost manure should be used.
Description : In the language of the farmer, how many centimeters deep layer is called soil ?
Last Answer : In the language of farmers, soil is a layer 15 to 18 cm deep at the surface.
Description : The soil of Bangladesh is formed by silt of which river ?
Last Answer : The soil of Bangladesh is formed by silt of Brahmaputra river.
Description : What kind of soil does the paddy plant like ?
Last Answer : Paddy plants prefer clay soil.
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 : How to increase soil fertility ?
Last Answer : There is no substitute for using organic manure to increase soil fertility.
Description : In which soil is guava cultivation better ?
Last Answer : Guava cultivation is best in loamy soils.
Description : What kind of soil is this ?
Last Answer : The soil of this country is very fertile.
Last Answer : Sand loam and clay loam soil suitable for chilli.
Last Answer : Loam and sandy loam soils are required for red spinach production.
Last Answer : : 40 percent of the particles.
Description : Study of soil from the stand point of higher plant is known as : (A) Pedology (B) Physiology (C)Edaphology (D) Geo physics
Last Answer : (C)Edaphology
Description : Plant that grow on extremely dry soil are classified under : (A)Thalophytes (B) Hydrophytes (C)Xerophytes (D) Hydroponics
Last Answer : (A)Thalophytes
Description : . Which soil has highest efficiency? (A)Loamy soil (B) Sandy soil (C) Clay soil (D) None of these
Last Answer : (C) Clay soil
Description : Which of the following element immobile in soil but mobile in plants? (A)S (B) B (C) Zn (D) P
Last Answer : (D) P
Description : The C : N ratio of arable soil commonly ranges from : (A) 6 : 1 to 7: 1 (B) 18: 1 to 19: 1 (C) 8 : 1 to 15:1 (D) 3 : 1 to 4: 1
Last Answer : (C) 8 : 1 to 15:1
Description : The most deficient micro – nutrient in Indian soil is : (A)Cu (B) Mn (C) Zn (D) B
Last Answer : (C) Zn
Description : Which of the following elements is most mobile in soil ? (A) Ca (B) K (C) Mg (D) N
Last Answer : (D) N
Description : Soil mulch is useful in: (A) Minimize evaporation losses (B) Improving aeration (C) Improving drainage (D) Removing weeds
Last Answer : (A) Minimize evaporation losses
Description : Which soil has highest efficiency? (A)Loamy soil (B) Sandy soil (C) Clay soil (D) None of these
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 : Soil air contains CO2 (%) (A)0.03 (B) 2.50 (C) 0.25 (D) 3.0
Last Answer : (C) 0.25
Description : The study of relationship between properties and plant production is as (A) Agronomy (B) Pedology (C) Edaphology (D) Soil chemistry
Last Answer : (C) Edaphology