Vr̥kṣāyurveda is an ancient Indian text on plant science. It promotes harmonious farming by understanding plant life cycles, using natural manures and respecting ecological balance between soil, water, plants and climate. Class 8 NCERT Social Science India and the World: Land ...
Category: Class 8 Social Science
NCERT Solutions for class 8 Social Science Session 2021-2022 History Geography Political Science.
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Alternatives to cement include mud blocks, compressed earth bricks, fly ash bricks, lime-based binders, bamboo and recycled construction material. These are eco-friendly and reduce carbon emissions in the building industry. Class 8 NCERT Social Science India and the World: Land and ...
Cement dust settles on leaves, blocking sunlight and hindering photosynthesis. It pollutes air and soil, harming plant growth, affecting insects, birds and leading to respiratory issues in animals and humans. Class 8 Social Science Chapter 1 Natural Resources and Their Use ...
Nature becomes a resource when humans recognise its utility and apply knowledge, technology and effort to use it. Without human understanding and use, natural elements remain unutilised and are not considered resources. Class 8 Social Science Chapter 1 Natural Resources and ...
Unsustainable use leads to depletion of resources, environmental imbalance, pollution, biodiversity loss and climate change. It harms ecosystems, reduces nature’s regenerative capacity and threatens the survival of future generations. Class 8 Social Science Exploring Society: India and Beyond Class 8 Social Science ...