Question
Download Solution PDFWhich is not a feature of non-chordates?
This question was previously asked in
AIIMS BSc NURSING 2023 Memory-Based Paper
Answer (Detailed Solution Below)
Option 4 : Central nervous system is dorsal
Free Tests
View all Free tests >
AIIMS BSc NURSING 2024 Memory-Based Paper
6.3 K Users
100 Questions
100 Marks
120 Mins
Detailed Solution
Download Solution PDFThe correct answer is the Central nervous system is dorsal
Explanation:
The features of non-chordates among the given statements are:
- The central nervous system is ventral.
- Gill slits are absent.
- Heart is dorsal
Comparison of Chordates and Non-chordates:-
Chordates | Non- chordates |
Notochord is present | Notochord absent |
Central nervous system is dorsal, hollow and single. |
Central nervous system is ventral, solid and double. |
Pharynx perforated by gill slits. | Gill slits are absent. |
Heart is ventral. | Heart is dorsal (if present). |
A post-anal part (tail) is present. | A post-anal part (tail) is absent |
Last updated on Jun 6, 2025
-> AIIMS BSc Nursing Notification 2025 has been released.
-> The AIIMS BSc Nursing (Hons) Exam will be held on 1st June 2025 and the exam for BSc Nursing (Post Basic) will be held on 21st June 2025.
-> The AIIMS BSc Nursing Application Form 2025 can be submitted online till May 15, 2025.
-> AIIMS BSc Nursing Result 2025 Out Today at the official webiste of AIIIMS Portal.
-> The AIIMS BSc Nursing Cut Off 2025 has been Released by the AIIMS Delhi Along with the Result