The major organic cementing agent in soil aggregate formation is

A. Lipids

B. Proteins

C. Polysaccharides

D. Organic acids

Answer: Option A

Solution(By Examveda Team)

The major organic cementing agent in soil aggregate formation is lipid.
Soil aggregates are clumps of soil particles that are held together by moist clay, organic matter (like roots), gums (From bacteria and fungi) and fungal hyphae.
Soil aggregates form through the combined action of cohesion and fragmentation processes.