The major source of water to the plants in the diagram is 

The new rock formed when limestone is subjected to great heat and pressure is

Which of the following pairs of raw materials is used in the canning industry

Microorganisms that decompose organic matter will function best under 

In an experiment determine the percentage of organic matter in a soil sample, the following data was collected; weight of over-dried soil before burning = 50g
weight of over-dried soil after burning = 28g. Use the information to answer this question.

Calculate the weight of organic matter in the soil