Question

The saliva secreted by salivary glands not

• A. Contain electrolytes like $N{a}^{+},K^{+},C{I}^{-}$ and $3HC{O}_3^{+}$
• B. Give safely against dental carries
• C. Bring about hydrolysis of starch upto $90\%$
• D. Initiate the process of digestion

Answer 1

The correct option is B Give safely against dental carries

• Saliva secreted by salivary glands doesn't give safety against dental caries.
  
• Dental carries take place due to deposition of food particles on teeth and subsequent bacterial decay.
  
• So, the correct option is 'Give safely against dental carries'.