Question

Soil colloids are the finest and most chemically active soil fractions, strongly influencing nutrient retention and water-holding capacity. Besides clay minerals, the other major colloidal component is:

A Coarse sand
B Large gravel
C Humus
D Fresh litter
E Quartz crystals
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)