state gov UPSSSC ANM Health Worker Mock Test General Science Biology Botany

Which of the following element is called as a key of life?

1

Nitrogen

2

Potassium

3

Boron

4

Phosphorus

Share: WhatsApp Telegram X

Sponsored

hivanix.in

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