Mineral Riches in the Soil
Mineral Riches in the Soil: Overview
The topic focuses on the concept of soil and the factors that help in the formation of soil, such as the sun, wind, water and living organisms. It also gives a brief description of components of soil and the factors that leads to soil erosion.
Important Questions on Mineral Riches in the Soil
Which among the following is a place possible for soil erosion?
What are the harmful effects of soil erosion?
Identify the method in which water and moisture helps in the weathering of rocks.
State true or false.
It takes thousands of years to form a small amount of soil.
_____ is the uppermost surface layer of the earth and a major physical component of the environment.
_____ is the uppermost surface layer of the earth and a major physical component of the environment.
The mixture of rock particles and humus is known as _____.
Which of the following strategies can prevent the soil erosion?
Which of the following substances can cause soil pollution?
Identify the factors responsible for the formation of soil from rocks?
The image shows some amount of soil dissolved in water and then allowed to stand for a while. The remains of dead plants and animals floating on water are called _____.
Where is soil found on Earth's crust?
_____ is common in hills to slow down the speed of rainwater currents and increasing the water absorption by soils.
The following measures are taken to preserve the top soil from erosion. Observe the pictures. Note down what you have learnt.
What is erosion? Explain the importance of the two types of erosion powers on human life.
Why is soil a valuable natural resource?
Which of the following does not cause soil erosion?
How soil erosion can be prevented?
Explain the causes of soil erosion.
