Consider the following statements regarding desert climate and soils : 1. Aridisols show significant leaching due to rainfall. 2. Desert soils are often coarse-textured and well-drained. 3. Entisols are highly developed soils with multiple horizons. Which of the statements given above is/are correct?
Desert Soil Analysis: Evaluating Statements
This question requires evaluating three statements about desert climate and soils. We need to determine which statements accurately describe these conditions.
Statement 1: Aridisols and Leaching
Statement 1 claims that Aridisols show significant leaching due to rainfall.
- Aridisols are characteristic soils found in arid (desert) regions.
- These regions receive very low amounts of rainfall.
- Leaching is the process where water dissolves and moves minerals downwards through the soil profile.
- Because desert rainfall is minimal, it is insufficient to cause significant leaching in Aridisols. Instead, soluble salts often accumulate near the surface.
- Therefore, Statement 1 is incorrect.
Statement 2: Desert Soil Characteristics
Statement 2 describes desert soils as often coarse-textured and well-drained.
- Desert soils typically have low organic matter content.
- They are frequently composed of sand and silt particles, making them coarse-textured.
- The low rainfall and porous structure contribute to good drainage.
- Therefore, Statement 2 is correct.
Statement 3: Entisols Soil Development
Statement 3 states that Entisols are highly developed soils with multiple horizons.
- Entisols are a soil order characterized by minimal or no horizon development.
- They are essentially young soils, often found in recently deposited materials or areas with high erosion rates that prevent profile development.
- Highly developed soils typically exhibit distinct layers (horizons), which Entisols lack.
- Therefore, Statement 3 is incorrect.
Conclusion on Correct Statements
Based on the analysis:
- Statement 1 is incorrect.
- Statement 2 is correct.
- Statement 3 is incorrect.
Only Statement 2 is correct.
Selected Option
The option that includes only the correct statement (Statement 2) is Option 1.
Important Questions from Indian Economic and Human Geography
Deendayal Port was earlier known as:
Match List-I with List-II and select the correct answer using the code given below the Lists :
List-I
(Railway zone)
List-II
(Headquarters)
A.
East Central
1.
Gorakhpur
B.
North Eastern
2.
Jaipur
C.
Northeast Frontier
3.
Hajipur
D.
North Western
4.
Maligaon
Which of the following statements is/are correct?
1. India has one of the longest navigable inland water networks in the world.
2. Inland waterways presently help in transporting about 25 percent of the total cargo movement.
3. About 111 inland waterways have been declared as National Waterways under the National Waterways Act, 2016.
Select the correct answer using the code given below.
Consider the following statements on computation of density :
1. Physiological density can be computed by dividing the total population by the net cultivable area.
2. Agricultural density can be computed by dividing the total agricultural population by the net cultivable area.
3. Population density can be computed by dividing the total population by the total area.
How many of the above statements is/are correct?
Consider the following statements :
1. Maharashtra State has the maximum share of national highways (length in kilometres).
2. The nature of terrain and the level of economic development is one of the reasons for the maximum share of national highways in Maharashtra.
Which of the statements given above is/are correct?
