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In a certain investigation on soil, pupils’ heated soil in a container until smoke was produced. This was to investigate presence of

In a certain investigation on soil, pupils’ heated soil in a container until smoke was produced. This was to investigate presence of
A. Air in soil
B. Organic matter in soil
C. Water in soil
D. Living organisms in soil.

Answers

The correct answer is B. organic matter in soil

Organic matter in the soil produces soot/smoke when heated.

sharon kalunda answered the question on July 30, 2019 at 12:59

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