Class 9 Exam > Class 9 Questions > What is a common characteristic feature of Ch...
Start Learning for Free
What is a common characteristic feature of Chordata ?
Most Upvoted Answer
What is a common characteristic feature of Chordata ?
Presence of notochord ,double ventral nerve cord , pharyngeal gill slits , post anal tail are the common features of chordates.
Community Answer
What is a common characteristic feature of Chordata ?
Five characteristics of Chordates
1. Single, hollow nerve cord beneath the dorsal surface; in vertebrates, it differentiates into the brain and spinal cord
2. Notochord: flexible rod on the dorsal side of gut, present at one stage in all chordates; displaced invertebrates by the vertebral column that forms around the nerve cord
3. Pharyngeal slits (pouches) connect pharynx (between mouth and esophagus) with outside? gills in sharks, fish; present in terrestrial animal embryos but disappear later except Eustachian tube (connecting throat and middle ear)
4. The postanal tail extends beyond anus; present at least in embryo; regresses into tail bone in humans
5. Segmentation: reflected in the arrangement of muscles (somites) and in vertebral column (both mesoderm
Attention Class 9 Students!
To make sure you are not studying endlessly, EduRev has designed Class 9 study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in Class 9.
|
Explore Courses for Class 9 exam
|
|
Similar Class 9 Doubts
Top Courses for Class 9View all
What is a common characteristic feature of Chordata ?
Question Description
What is a common characteristic feature of Chordata ? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about What is a common characteristic feature of Chordata ? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is a common characteristic feature of Chordata ?.
What is a common characteristic feature of Chordata ? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about What is a common characteristic feature of Chordata ? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is a common characteristic feature of Chordata ?.
Solutions for What is a common characteristic feature of Chordata ? in English & in Hindi are available as part of our courses for Class 9.
Download more important topics, notes, lectures and mock test series for Class 9 Exam by signing up for free.
Here you can find the meaning of What is a common characteristic feature of Chordata ? defined & explained in the simplest way possible. Besides giving the explanation of
What is a common characteristic feature of Chordata ?, a detailed solution for What is a common characteristic feature of Chordata ? has been provided alongside types of What is a common characteristic feature of Chordata ? theory, EduRev gives you an
ample number of questions to practice What is a common characteristic feature of Chordata ? tests, examples and also practice Class 9 tests.
|
|
Explore Courses for Class 9 exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup