Advertisements
Advertisements
Question
Top-soil contains the following
Options
Humus and living organisms only
Humus and soil particles only
Humus, living organisms and plants
Humus, living organisms and soil particles.
Advertisements
Solution
Humus, living organisms and soil particles.
Explanation:
Topsoil is the soil's top and outermost layer. which is typically 2 to 8 inches thick. It is often black in colour because of humus. which is partially decaying organic matter, soil particles and live creatures such as soil bacteria, among other things.
APPEARS IN
RELATED QUESTIONS
What is soil erosion?
Write a note on how forests influence the quality of our air, soil and water resources.
What is soil erosion? Explain means of preventing it.
Give various sources and harmful effects of soil pollution.
A major source of minerals in the soil is the
Soil formation is done by both abiotic and biotic factors. List the names of these factors by classifying them as abiotic and biotic?
“Soil is formed by water.” If you agree to this statement then give reasons
Why step farming is common in hills?
Explain the role of the Sun in the formation of soil.
Carbon dioxide is necessary for plants. Why do we consider it a pollutant?
