7. Answer briefly I

 

Radiocarbon dating (also known as carbon dating or \(carbon-14\)\(carbon-12\)\(carbon-11\)\(carbon-13\) dating) is a process for determining the age of an organic substancenature of an organic substanceproperty of an organic substancecolour of an organic substance using the properties of radiocarbon, a radioactive carbon isotope.

  

 

The drugs which cause loss of sensation are named AntibioticsAntipyreticsAntisepticsAnaesthetics.

 

Classification: Anaesthetics are divided according to the area of application as,

i. General Monitored Combined Epidural Anaesthetics,
ii. Combined EpiduralMonitored Local Anaesthetics.