MCQ - CBSE Class 9 Science Why does Mathura refinery pose problems to the Taj Mahal? 10/04/2023 Ajit kumar 105 Views 0 Comments Read more
MCQ - CBSE Class 9 Science How is ‘soil formation’ different from ‘soil erosion’? Write two factors responsible for each one of them. 10/04/2023 Ajit kumar 97 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What are the different ways in which water gets polluted? How does it affect the life forms? 10/04/2023 Ajit kumar 62 Views 0 Comments Read more
MCQ - CBSE Class 9 Science How are CFCs harmful for the environment and living beings ? 10/04/2023 Ajit kumar 92 Views 0 Comments Read more
MCQ - CBSE Class 9 Science “It is necessary to conserve natural resources”. Explain. 10/04/2023 Ajit kumar 95 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Water is essential for life. Why? State three points. 10/04/2023 Ajit kumar 88 Views 0 Comments Read more
MCQ - CBSE Class 9 Science List any three human activities that would lead to environmental pollution. 10/04/2023 Ajit kumar 61 Views 0 Comments Read more
MCQ - CBSE Class 9 Science How can soil be conserved? 10/04/2023 Ajit kumar 118 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What are decomposers ? Give their role in ecosystem. 10/04/2023 Ajit kumar 68 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Write in brief about the harmful effects of water pollution. 10/04/2023 Ajit kumar 76 Views 0 Comments Read more