पश्चिमी हिंदी किस

Which metamorphic rock is formed from the alteration of shale?

Which soil type is formed under waterlogged conditions and exhibits bluish-grey mottling?

Which mineral is considered highly resistant to weathering due to its densely packed structure and lack of substitutions?

What is the primary function of humus in soil?

Which of the following element is mobile in soil but immobile in plants? 

What is the main component of organic matter in soil?

In water logged soils maximum microbes found are

Which of the following groups of nutrients is absorbed by plants only in anionic form?

Which law states that plant growth is limited by the nutrient in shortest supply?

Which soil structure grade indicates no noticeable aggregation?