MCQ - CBSE Class 9 Science Why are antibiotics not effective for viral disease? 10/04/2023 Ajit kumar 80 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why do some children fall ill more frequently than others living in the same locality? 10/04/2023 Ajit kumar 78 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What precautions will you take to justify “prevention is better than cure” ? 10/04/2023 Ajit kumar 106 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why is immune system essential for our health? 10/04/2023 Ajit kumar 81 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What do you mean by disease symptoms ? Explain giving two examples. 10/04/2023 Ajit kumar 71 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What is a disease? How many types of diseases have ou studied ? Give examples. 10/04/2023 Ajit kumar 68 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Explain giving reasons : 10/04/2023 Ajit kumar 88 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Classify the following diseases as infectious or noninfectious : 10/04/2023 Ajit kumar 62 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What is an antibiotic ? Give two examples. 10/04/2023 Ajit kumar 96 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Name two diseases caused by Protozoans. What are their causal organisms? 10/04/2023 Ajit kumar 67 Views 0 Comments Read more