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  1. Asked: In:

    Class 11 Maths Chapter 15 Solutions for First Term 2022-2023?

    Gajasura

    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 first Term 2022-2023 https://www.tiwariacademy.com/ncert-solutions/class-11/maths/chapter-15/

    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 first Term 2022-2023
    https://www.tiwariacademy.com/ncert-solutions/class-11/maths/chapter-15/

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  2. Asked: In:

    Give one example of:(a) Platyhelminthes; (b) Nematoda.

    Gajasura

    (a) Tapeworm (Taenia solium); (b) Roundworrn (Ascaris lumbricoides).

    (a) Tapeworm (Taenia solium);
    (b) Roundworrn (Ascaris lumbricoides).

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  3. Asked: In:

    What is common name of following: (a) Pleurobranchia and. (b) Cestum.

    Gajasura

    (a) Comb jelly; (b) Venus's girdle

    (a) Comb jelly;
    (b) Venus’s girdle

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  4. Asked: In:

    What is alternation of generation?

    Gajasura

    When asexual generation (polypoid generation) and sexual generation (medusoid generation) alternate each other in the life cycle, it is called alternation of generation or metagenesis, e.g. Obelia and other cnidarians.

    When asexual generation (polypoid generation) and sexual generation (medusoid generation) alternate each other in the life cycle, it is called alternation of generation or metagenesis, e.g. Obelia and other cnidarians.

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  6. Asked: In:

    Write down two unique characters of Porifera.

    Gajasura

    (i) Presence of canal system and (ii) Skeleton of spicules

    (i) Presence of canal system and
    (ii) Skeleton of spicules

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