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  1. Asked: In:

    Class 11 Maths Chapter 13 Solutions for Second Term 2022-2023?

    Best Answer
    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 11 Maths to download. Please follow the link to visit website for first and second term exams solutions. Class 11 Maths Solutions for Second Term 2022-2023 https://www.tiwariacademy.com/ncert-solutions/class-11/maths/chapter-13/

    Get Hindi Medium and English Medium NCERT Solution for Class 11 Maths to download.
    Please follow the link to visit website for first and second term exams solutions.
    Class 11 Maths Solutions for Second Term 2022-2023
    https://www.tiwariacademy.com/ncert-solutions/class-11/maths/chapter-13/

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    • 2
  2. Asked: In:

    What do you mean by the term Osteichthyes?

    Rachna

    Bony fishes

    Bony fishes

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    • 4
  3. Asked: In:

    What do you mean by the term Chondrichthyes?

    Rachna

    Cartilaginous fishes.

    Cartilaginous fishes.

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  4. Asked: In:

    Give two examples of Cyclostomata.

    Rachna

    Lamprey (Petromyzon), Hagfish (Myxine).

    Lamprey (Petromyzon), Hagfish (Myxine).

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    • 4
  6. Asked: In:

    What is the position of Notochord in the body of (a) Urochordata; (b) Cephalochordata?

    Best Answer
    Rachna

    (a) In the tail region of larva of Urochordata. (b) Notochord extends upto anterior end of the body and persists in larval as well as adult animals.

    (a) In the tail region of larva of Urochordata.
    (b) Notochord extends upto anterior end of the body and persists in larval as well as adult animals.

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  7. Asked: In:

    What do you meant by the term Craniata?

    Best Answer
    Rachna

    Craniata are animals which have the cranium (brain box) around the brain. They also have the vertebral column, so are also called Vertebrata

    Craniata are animals which have the cranium (brain box) around the brain. They also have the vertebral column, so are also called Vertebrata

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  8. Asked: In:

    Give one example of (a) Urochordata; (b) Cephalochodata.

    Rachna

    (a) Herdmania; (b) Branchiostoma (Amphioxus).

    (a) Herdmania; (b) Branchiostoma (Amphioxus).

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  9. Asked: In:

    Name the phylum in which dorsal nerve tube, notochord and pharyngeal gill clefts are present.

    Rachna

    Chordata.

    Chordata.

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  11. Asked: In:

    What is common name of Balanoglossus?

    Rachna

    Acorn worm or Tongue worm.

    Acorn worm or Tongue worm.

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  12. Asked: In:

    Give one example of phylum Hemichordata.

    Rachna

    Balanoglossus.

    Balanoglossus.

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    • 3