Question

Write the answers to the following questions.
a. What is humus? Why is it important for the growth of plants?​

Answer 1

Answer:

Humus is the organic matter present in and on the soil. Humus is important to soil as it adds nutrients to soil which increases it's fertility and allows growth of Healthy plants. ... Humus rich soil makes the plant roots easy to grow by providing them with abundant nutrients, water and oxygen

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Answer 2

Answer:

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Some experts think humus makes soil more fertile. Others say humus helps prevent disease in plants and food crops. When humus is in soil, the soil will crumble. Air and water move easily through the loose soil, and oxygen can reach the roots of plants.