The number of correct statements from the given statements, regarding the members of Class Cyclostomata, is:
a. All living members are ectoparasites on some fishes.
b. The body bears 6-15 pairs of gill slits for respiration.
c. They have a sucking and circular mouth without jaws.
d. Their body is devoid of scales and paired fins.
e. Cranium and vertebral column are bony.
f. Circulation is of open type.
1.
3
2.
4
3.
5
4.
6
Subtopic: Â General Introduction: Vertebrates & Agnatha |
 63%
From NCERT
Other Reason
Add Note
Highlight in NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Upgrade Your Plan
Upgrade now and unlock your full question bank experience with daily practice.