From 2017-18, Study entire syllabus for CBSE X Examination BACK TO TRADITIONAL SYSTEM New marking system for 2017-18 academic session Board exam: 80% of marks Internal assessment: 20% marks Board theory exam salient features (80 marks): Entire syllabus will…
How heart is functioning? What is the human heart? Why is it important to have a heart? How does your heart works?
How does the hearing process works? How are sound waves transmitted through the outer middle and inner ear? Can I put peroxide in my ear for an ear infection? How many muscles do you have in your ear?
Vitamins are nutrients your body needs to function and fight off disease. Types and Examples of Foods What Do Vitamins and Minerals Do? There are 13 vitamins that are essential to your body working well.