I am sharing the link ma'am. May be it help you.

Nice ma'am

Yes one can do pHd during regular service firstly ask with the competent authority after getting permission one can pursue it.

Inert gases are called zero group elements.

Calculation of square root using vedic maths. I am attaching a video It will surely help you.

We can make them understand beating is not the solution of any problem. With this they are making their child more spoilt who will not listen them in future.

Sponges can be divided,lizards after losing all parts of its tail grow new ones, shark continually get its lost teeth,spider can regrow it's missing legs.

Kerala

What are examples of human behavior?