AIIMS / NEET 2019 – Biology: Animal Kingdom (Lecture – 5) : Ctenophora - Videos


1. Ctenophora – General characteristic
2. Specific features of Ctenophora
3. Colloblast, Collenchyma, Ctene
4. Comb plates & Tentacles
5. Larva of Ctenophora
6. Bioluminiscence
7. Importance in evolution



  1. sir….animations are really good….that creats a clear picture on mind….thank u so much…sir….
    sir….ek question tha….ctenophore sirf utne gehrai pe hi kyun milta heh….uperside pe kyun nahi milta??

  2. If colloblast cells are widely spread in the tentacles which use to capture prey.
    Then how can nuda get their food because they are without tentacles????
    Plz ans👆

  3. Sir me padh nhi pa rahi Mere mom ka accident ho gaya hai mujhe unki dekh bhal karni hoti aur me tym nhi nikal pati hun khud ke liye sir kese me apna dream pura Karungi sir aasirwad dijiye ki is problem me v me khud ko stable rakh sakun aur please sab log meri mom ke liye dua kijiye ki wo thik ho jaye unka back bone tut gaya hai😫😫😫😫😥😥😥😥😥😥😥😥😥 please dua kijiye ki ye Muskil Se nikal jaun aur me ye doctor ka sapna pura kar sakun

  4. Sir … Ye kitne beautiful hote h… Waise mujhe pani k andr jane se dr lgta h but abi mera mn kr ra h 3 km khi pani me jaau ar ctenophores ko dekhu…. Its jst amazing…Thankyou sir…. N.. srry aj lecture bhtt late me lia h…🙏

  5. Sir i have a question that if all we evolve from the single cell and all the things get better time by time, then why the bioluminescence is only present in the ctenophora? Why not in any other higher organism?

  6. sir what is meridional canals?…….nd sir listen we r ur commandos nd we trust uh completely nd blindly so we don't need to worry abt syllabus only this thing I know……

  7. Plzz koi mako ya bataya ki dinesh objective book lu ya pradeep ya fir uss plzz and kisi ko ya pata ho ki kis ma kitana objective hota hh appox. Plzz inform i am very confused for objective book and chemsitry ma kon si sahi rahagi and physics ma bhi 😔😔😔


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