Questions

Saliva is produced by the salivary gland which helps in food digestion.

Option A) contains fluoride to harden the tooth enamel is not the function of saliva.

p type of semiconductor is obtained when Silicon is doped with a trivalent impurity like Aluminium. Aluminium is a p-type dopant, which means that when a semiconductor i.e. silicon is doped with aluminium, it creates a hole (positively charged carrier) by accepting an electron from the silicon atom. Electrical conductivity of semiconductors increasesand resistivity remains the same

Kellogg's

Inbound customer service agents handle incoming calls from customers for:

- Requests for help

- Inquiries or requests for information

- Placing orders, in product purchases

- Applications for services

- Filing complaints

Outbound customer service agents make calls to random potential customers to sell a service or product. These agents can also be called as telemarketing executives.

Spleen is called as the graveyard of RBC Red Blood Cells where they are selectively destroyed/recycled by macrophages.