Now let's talk about chemistry actually in 8th standard Physics, Chemistry, and Biology are combined in a science subject. So the student has to study only a few chapters of chemistry. These are only basic chapters. But in the 9th and 10th classes again chemistry is included in science but now the level of chapters increases from class 9th to class 10th most of the time science is taught by a single teacher it must be taught by an individual.

Now let's talk about chemistry actually in 8th standard Physics, Chemistry, and Biology are combined in a science subject. So the student has to study only a few chapters of chemistry. These are only basic chapters. But in the 9th and 10th classes again chemistry is included in science but now the level of chapters increases from class 9th to class 10th most of the time science is taught by a single teacher it must be taught by an individual.