Question

Select the True Statement from the given options

a. Oxygen is required to maintain fertility of soil
b. Carbon-di-Oxide is required to maintain fertility of soil
c. Nitrogen is required to maintain the fertility of soil

Answer 1

Ans

c. Nitrogen is required to maintain the fertility of soil

Answer 2

Answer:

Particularly important is the exchange of oxygen with the atmosphere, because plant roots and most soil organisms need oxygen to breathe. Sand, silt and clay particles are bound together to form aggregates. a answer.

Explanation:

Soil fertilization

Nitrogen and potassium are also needed in substantial amounts. For this reason these three elements are always identified on a commercial fertilizer analysis. ... Soil fertility is a complex process that involves the constant cycling of nutrients between organic and inorganic forms. c answer b I din,t know