MCQ - CBSE Class 9 Science List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not? 10/04/2023 Ajit kumar 83 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Are the answers to the above questions necessarily the same or different? Why? 10/04/2023 Ajit kumar 100 Views 0 Comments Read more
MCQ - CBSE Class 9 Science State any two conditions essential for being free of disease. 10/04/2023 Ajit kumar 94 Views 0 Comments Read more
MCQ - CBSE Class 9 Science State any two conditions essential for good health. 10/04/2023 Ajit kumar 83 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Multiple Choice Questions 10/04/2023 Ajit kumar 81 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why is the ceiling and wall behind the stage of good conference halls or concert halls made curved ? 10/04/2023 Ajit kumar 74 Views 0 Comments Read more
MCQ - CBSE Class 9 Science If any explosion takes place at the bottom of a lake, what type of shock waves in water will take place ? 10/04/2023 Ajit kumar 59 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Why do we hear the sound produced by the humming bees while the sound of vibrations of pendulum is not heard? 10/04/2023 Ajit kumar 91 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Sound made in front of a tall building 18 m away is repeated. Name the phenomenon and briefly explain it. 10/04/2023 Ajit kumar 83 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Will the sound be audible if the string is set into vibration on the surface of the moon? Give reason for your answer. 10/04/2023 Ajit kumar 68 Views 0 Comments Read more