This PPT is based on the NCERT grade 7 Science textbook’s 17th chapter, ‘Forest: Our Lifeline’. Forests are a diversified ecosystem made up of trees, shrubs, grasses, and plants. A large portion of the forest is made up of plants and trees. All species, including humans, need forests to survive. Forests serve as green lungs and water purifying systems in nature. This PPT will take you on a journey through a forest, as explained in the chapter. Download the two parts of this topic to revise the entire chapter and boost your exam preparations.

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