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Non-chordates have a central nervous system, which is ventral, solid and double, while in chordates, it is

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Important Questions on Animal Diversity - II (Chordata Phylum)

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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 13
In adult vertebrates, the notochord is
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 14
Which one of the following statements is true?
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 15
Besides the basic chordate characters, vertebrates also have
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 16
Jawless fishes are placed under the division
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 17
All living members of the class-Cyclostomata are
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 18
Which of the following statements is not correct about cyclostomes?
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 19
Cyclostomes are marine but migrate to freshwater
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NEET / EAMCET Biology Crash Course>Chapter 23 - Animal Diversity - II (Chordata Phylum)>EXERCISE>Q 20
Cranium and vertebral column are cartilaginous in class