railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) General Science Biology Human body

The pH of Saliva of a Healthy Human mostly ranges from ______________.

1
7.7 to 9.2
2
4.1 to 5.2
3
6.2 to 7.6 
4
5.2 to 6.1
Share: WhatsApp Telegram X

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters