NCERT Class 4 EVS Book PDF
1. What is the Syllabus for CBSE Class 4 EVS?
Ans. The syllabus for CBSE Class 4 EVS includes a total of 27 chapters which covers significant issues of our surrounding. Apart from stressing upon the several environmental aspects, this chapter also combines other elements, like the interview of an eminent personality, an introduction to Indian currency, etc. The syllabus is vast, but the topics it covers are vital for students to know.
2. What is the Significance of Environmental Studies?
Ans. Environmental studies guide us to live life in a better way and discuss the measures to protect the environment. It provides a chance to learn about the bountiful resources that nature offers and the means to preserve them for the future. Along with that, environmental studies help us to develop a deeper understanding of the physical world around us and other cultural, traditional activities of our nation.
3. What is Deforestation?
Ans. The reduction of forests and trees of a particular area is known as deforestation. There are several causes of deforestation, and human development is the biggest among them. Cutting trees to source woods, expanding agricultural lands, urbanisation, etc. are some of the primary development reasons behind deforestation. Besides, natural calamities like flood, volcanic eruptions, etc. are also responsible for deforestation.
4. What are the Significant Causes of Water Pollution?
Ans. The major causes of water pollution are industrial wastage, oil leakage in the sea, and mining activities are a few to name. Apart from that, using excessive pesticides in the field also leads to water pollution. However, if the right measures are taken immediately, it can be prevented to some extent.