41Soil
In the Class 7 NCERT Science book “Science”, the chapter “Soil” helps you understand how soil is formed from rocks through the process of weathering. You learn about the different components of soil such as sand, silt, clay, and humus, and how they affect soil properties.
As you explore this chapter, you study the soil profile and different types of soil like sandy, clayey, and loamy soil. You also perform simple activities to understand water absorption and percolation rate, which are important for plant growth.
This chapter builds awareness about the importance of soil in agriculture and the need for soil conservation. Through examples and activities, you develop scientific understanding of how soil supports plant life and plays a vital role in the ecosystem.
G7
Science
Environment
Soil
Educational Skills
Reading Skill
Environment Literacy
40
40
40
10
40
10
40
65
40
40