Teaching UP TGT Mock Test Series 2025 General Science Biology Zoology

What is incorrect about the circulatory system of aves ? 

1
Heart is four chambered. 
2
Well developed renal portal system. 
3
Sinus venosus and truncus arteriosus are lacking.
4
R. B. Cs are nucleated.
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