NCERT Solutions for Class 10 Science, Chapter 15 - Our Environment

In this chapter, you’ll study various environmental components, their interactions, and how we make an impact on the environment. You’ll also learn about the ecosystem, its types – natural ecosystems such as ponds, forests, lakes and man-made/artificial ecosystems such as crop fields, gardens etc.

In this chapter, you’ll learn that microorganisms, animals, plants, human beings and surrounding physical environment interacting with each other and maintaining balance is called Ecosystem. Tropic levels of food chains and consumers, the flow of energy in an ecosystem (sunlight- producers- herbivores- carnivores- top carnivores), waste disposal, biodegradable and non-biodegradable wastes etc. You’ll also study about the Ozone layer (Ozone- a molecule formed by three atoms of oxygen) and its components in a detailed manner.

Let’s take a look at the topics and sub-topics of NCERT Solutions for Class 10 Science Chapter 15.

15.1 What happens when we add waste to our environment?

15.2 Eco System- What are its components?

15.2.1 Food chains and webs

15.3 How do our activities affect the environment?

15.3.1 Ozone layer and how it is getting depleted?

15.3.2 Managing the garbage we produce

In NCERT Solutions for Class 10 Science Chapter 15 Our Environment, you will learn-

Section 15.1: In this section, you will study about the ecosystem, components and types of ecosystems, their relation and interdependency.

Section 15.2:  In this section, you will learn the classification of organisms- producers, consumers and decomposers- their relation, need and importance in an ecosystem. You will also learn what a food chain and food web are- how they are formed and why are they essential; trophic levels, flow of energy in an ecosystem, biological magnification.

Section 15.3: This section tells you the importance of the Ozone layer, reasons and impact of depletion of the Ozone layer, what and how day to day human activities impact the environment. You will study garbage management, enzymes, biodegradable and non-biodegradable substances, the life span of biodegradable and non-biodegradable substances, how plastic can be recycled, etc.

For better understanding and detailed explanation, you can go through the following exercises for the NCERT Class 10 Science Chapter 15 Solutions. Download UrbanPro’s Our Environment Class 10 Questions and Answers PDF for detailed solutions.