The "Literal" meaning of interrogation is questioning or inquiry. Answer: Integration is the mixing of two different things (ways of thinking, solutions, materials, ethnic groups) together. It is often used to describe the introduction of different ethnic groups into a school or neighbourhood Mathematicians also use integration to describe a process of evaluating the area under a curve.
That's a question, meaning "How are they physically?". It may also be clause of a sentence, meaning "... the way they are physically".
National Integration is the same for all countries. It means the people come together for the nation.
awareness
Shaaririik drushtya tanduroost
I presume you mean "the definition of fitness and its meaning". if you do, then you do not need "and its meaning". The condition of being physically fit and healthy.
physically and mental well-being
mixed with another atom to form a compound
The integral of 2x is x^2+c, where c is a constant. If this is a definite integral, meaning that the limits of integration are known, then c=0. If this is an indefinite integral, meaning the limits of integration are unknown, then c should either be left as is or solved for using an initial condition.
If you are speaking about anatomical terminology, superior means physically above. The stomach is inferior to the heart, meaning physically below.
INTEGRATION
Vertical Integration is a firm from business that deals with buying a supplier or a buyer of a firms products. For example if a firm with an oil refinery bought an oilfield, it would be upstream vertical integration - they bought a supplier. If that same firm bought a gas station it would be downstream vertical integration. Buying an unrelated firm is diversification.
The word meaning "physically active" is spelt correctly in the question.