MCQ - CBSE Class 9 Science Give any four factors necessary for a healthy person. 10/04/2023 Ajit kumar 97 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Becoming exposed to or infected with an infectious microbe does not necessarily mean developing noticeable disease. Explain. 10/04/2023 Ajit kumar 67 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why are antibiotics not effective for viral disease? 10/04/2023 Ajit kumar 75 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 74 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 102 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why is immune system essential for our health? 10/04/2023 Ajit kumar 77 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 68 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 64 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Explain giving reasons : 10/04/2023 Ajit kumar 84 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Classify the following diseases as infectious or noninfectious : 10/04/2023 Ajit kumar 58 Views 0 Comments Read more