Question

What basic nutrients necessary for life are present in soil?

rocks, minerals, microorganisms, root hairs, animals
hydrogen, carbon, oxygen, nitrogen, phosphorous, sulfur
waste matter, bacteria dead plants, animals
iron, magnesium, silicon, sodium, calcium, potassium

Answer 1

Soil is a major source of nutrients needed by plants for growth. The three main nutrients are nitrogen (N), phosphorus (P) and potassium (K). Together they make up the trio known as NPK. Other important nutrients are calcium, magnesium and sulfur.

Step-by-step explanation:

Answer 2

Hydrogen, carbon, oxygen, nitrogen, phosphorous, sulfur

Step-by-step explanation:

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