MCQ - CBSE Class 9 Science Define humus and state its function. 10/04/2023 Ajit kumar 103 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 98 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Describe how lichens and big trees influence the formation of soil. 10/04/2023 Ajit kumar 107 Views 0 Comments Read more
MCQ - CBSE Class 9 Science In what forms the water is found on the earth surface? Describe in brief. 10/04/2023 Ajit kumar 99 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Name the different states in which water is found during the water cycle. 10/04/2023 Ajit kumar 133 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Name four factors that help in the formation of soil from rocks. 10/04/2023 Ajit kumar 147 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Explain in detail the formation of soil due to various factors. What is the function of humus in soil ? 10/04/2023 Ajit kumar 92 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Differentiate between biodegradable and non – biodegradable substances. 10/04/2023 Ajit kumar 69 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Give the various steps and processes involved in the nitrogen cycle. Also, show cycling of various nutrients in this cycle. 10/04/2023 Ajit kumar 89 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Use of fertilizers for a long period causes soil pollution. Explain it. 10/04/2023 Ajit kumar 87 Views 0 Comments Read more