MCQ - CBSE Class 9 Science What are the various causes of soil erosion ? 10/05/2023 Ajit kumar 124 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What are the three ways by which CO2 is returned back into atmosphere ? 10/05/2023 Ajit kumar 101 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What are the various forms in which oxygen is available? 10/05/2023 Ajit kumar 94 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What is the importance of carbon cycle? 10/05/2023 Ajit kumar 90 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Give two examples where oxygen is not playing any role in supporting life. 10/05/2023 Ajit kumar 68 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Name the three processes in which oxygen is used. 10/05/2023 Ajit kumar 91 Views 0 Comments Read more
MCQ - CBSE Class 9 Science How can we prevent loss of topsoil? 10/04/2023 Ajit kumar 132 Views 0 Comments Read more
MCQ - CBSE Class 9 Science List three human activities responsible for the pollution of water bodies. 10/04/2023 Ajit kumar 135 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Define humus and state its function. 10/04/2023 Ajit kumar 102 Views 0 Comments Read more
MCQ - CBSE Class 9 Science (a) How are living organisms dependent on soil ? (b) Are organisms that live in water totally independent of soil as a resource? 10/04/2023 Ajit kumar 96 Views 0 Comments Read more