Environmental Studies · Geography

Soil Science

1,499 Questions

Soil Science examines the formation, classification, and properties of soil as a critical natural resource. This hub offers practice questions covering soil horizons, soil types like laterite and black soil, and regional soil characteristics. The content is highly useful for agriculture exams and civil services preparation.

Soil typesSoil horizonsSoil formation factorsAgricultural soil requirementsIndian soilsForest and mountain soils

Soil Science Questions

Multiple choice
  1. sandy Soil

  2. clay Soil

  3. loamy Soil

  4. black Soil

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is mainly distributed in, Maharastra, Madhya Pradesh, parts of Gujarat, Andhra, Tamil Nadu and Karnataka.They are the products of weathering of deccan trap. They can be deep black soils, clay loam soils, sandy clay soils. It is suitable for growing cotton.

Multiple choice
  1. Loamy soil

  2. Sandy soil

  3. Gravel

  4. Clayey soil

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Loamy soil is considered ideal for plant growth because it provides a balanced mixture of sand, silt, and clay, offering good drainage, aeration, and water retention.

Multiple choice
  1. 1,2,3

  2. 2,3,4

  3. 1 and 4

  4. 2 and 3

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Laterite soils are typically red due to iron oxides (1) and are suitable for crops like cashew nuts and tapioca (4). They are generally poor in nitrogen and potash (making 2 incorrect) and are found in tropical regions with high rainfall, not Rajasthan (making 3 incorrect).

Multiple choice
  1. Andhra Pradesh

  2. Karnataka

  3. Tamil Nadu

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Red soil is widely distributed across several states in India, including significant portions of Andhra Pradesh, Karnataka, and Tamil Nadu, due to the weathering of ancient crystalline rocks.

Multiple choice
  1. Maharashtra

  2. Madhya Pradesh

  3. Andhra Pradesh

  4. West Bengal

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Laterite soil is found in regions with high rainfall and temperature, such as the Western Ghats in Maharashtra, Kerala, and Karnataka.