Biology NEET Full Syllabus Mock Test 180 Questions New Syllabus Mock Test - 15 PCB Single Correct MCQ
Published on: August 14, 2026

Identify the set of incorrectly matched pairs regarding frogs from the following (A-D).

A
Conus arteriosus → Receives blood from major veins
A and B
B
Sinus venosus → Leads blood away from the ventricle
B and C
C
Mesorchium → Supports and holds testes in place
A and D
D
Bidder's canal → Collects sperm from vasa efferentia
C and D

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Text Solution

Verified by Experts
The correct answer is:
A

Conus arteriosus is a sac like structure present on the ventral surface of frog heart that leads blood away from the ventricle.
Sinus venosus is a triangular structure that joins the right atrium of the heart of frog. It receives blood through major veins called vena cava.

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