Q. The given pie diagram represents different components of the soil. Identify P, Q and R and select the correct option.
image
P Q R
(a) Water Biota Mineral salts
(b) Mineral salts Biota Water
(c) Mineral salts Water Biota
(d) Biota Water Mineral salts

 1476  141 Ecosystem Report Error

Solution:

Soil has five components with different compositions: Mineral matter - water - , organic matter - , air- and soil organisms (variable).