Q. Consider the following statements regarding Andosols: - Andosols are formed from volcanic ash deposits.
- They are among the rarest soil types globally.
- Andosols are usually characterized by low fertility due to poor mineral content.
- These soils exhibit high water-holding capacity.
Which of the above statements is / are correct?
Answer:
1, 2 and 4
Notes: Andosols are indeed formed from volcanic ash (statement 1) and are among the rarest soil types in the world (statement 2). They are actually highly fertile, contradicting statement 3, and possess high water-holding capacity (statement 4). Thus, only statements 1, 2, and 4 are correct regarding Andosols.