How to prepare for UPSC ZOOLOGY OPTIONAL | STRATEGY | PREPARATION TIPS | IAS | IFS | Dr. R. K. Sir

UPSC ZOOLOGY OPTIONAL - Evolution playlist videos :- https://www.youtube.com/watch?v=rSLzP... ________________________________________________________________________________________ UPSC ZOOLOGY OPTIONAL - Non-Chordata | Introduction Video :- https://www.youtube.com/watch?v=KMDNi... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lecture-1 | Classification of Animals :- https://www.youtube.com/watch?v=QGQuG... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lect-2 | ACOELOMATE and COELOMATE :- https://www.youtube.com/watch?v=iG2l_... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lect-3 | PROTOSTOME and DEUTEROSTOME :- https://www.youtube.com/watch?v=rRQAr... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lect-4 | SYMMETRY(Radiata & Bilateria) :- https://www.youtube.com/watch?v=oD331... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lect-5 | STATUS OF PROTISTA :- https://www.youtube.com/watch?v=yFPgM... UPSC ZOOLOGY OPTIONAL - Non-Chordata Lect-6 | STATUS OF ONYCHOPHORA :- https://www.youtube.com/watch?v=xDrcR... UPSC ZOOLOGY OPTIONAL-Non-Chordata L-7 | PROTOZOA part-1 Characteristics & Classification :- https://www.youtube.com/watch?v=6jgEp... UPSC ZOOLOGY| Non-Chordata L-8 | PROTOZOA part-2, LOCOMOTION | CILIA| FLAGELLA| MOVEMENT :- https://www.youtube.com/watch?v=Ref3W... UPSC ZOOLOGY | Non-Chordata L- 9 | PROTOZOA Part-3, Nutrition in Protozoa :- https://www.youtube.com/watch?v=2y5z_... UPSC ZOOLOGY | Non-Chordata L-10 | PROTOZOA Part-4, Reproduction in Protozoa :-    • Video   UPSC ZOOLOGY | Non-Chordata Lec - 11 | PROTOZOA Part-5, Paramecium :- https://www.youtube.com/watch?v=3tHlT... UPSC ZOOLOGY | Non-Chordata Lec - 12 | PROTOZOA Part-6, Monocystis :- https://www.youtube.com/watch?v=Dn5ef... UPSC ZOOLOGY| Non-Chordata L-13 | PROTOZOA Part-7, Plasmodium & Leishmania :- https://www.youtube.com/watch?v=DdQpY... UPSC ZOOLOGY OPTIONAL | Non-Chordata Lec - 14 | Status of Parazoa :- https://www.youtube.com/watch?v=LMKRz... UPSC ZOOLOGY | Non-Chordata L-15 | Classification & Characteristics of Porifera :- https://www.youtube.com/watch?v=qw902... UPSC ZOOLOGY | Non-Chordata L-16 | Canal System in Porifera (Porifera, Part-2) :- https://www.youtube.com/watch?v=lcSur... UPSC ZOOLOGY |Non-Chordata L-17 | Skeletal System in Porifera (Porifera, Part-3) :- https://www.youtube.com/watch?v=MLLDS... UPSC ZOOLOGY | Non-Chordata Lec 18 | Reproduction in Sponges (Porifera, Part-4) : https://www.youtube.com/watch?v=eNXXd... UPSC ZOOLOGY | Non-Chordata L-19 | Phylum Cnidaria, Part-1(Characteristics & Classification) :- https://www.youtube.com/watch?v=DM2w_... UPSC ZOOLOGY | Non-Chordata L - 20 | Polymorphism in Coelenterata(Cnidaria, Part-2) :- https://www.youtube.com/watch?v=7sH6_... UPSC ZOOLOGY | Non-Chordata Lec - 21 | Defense Structure in Cnidaria(Cnidaria, Part-3) :- https://www.youtube.com/watch?v=zHtGN... UPSC ZOOLOGY OPTIONAL | Non-Chordata| L-22 | Metagenesis in Cnidaria(Part-4) :- https://www.youtube.com/watch?v=DaWhj... UPSC ZOOLOGY OPTIONAL - Non-Chordata L-23| Coral reefs, Types, Formation, Theories :- https://www.youtube.com/watch?v=A6gHo... UPSC ZOOLOGY OPTIONAL - Non-Chordata | Lec-24 | Aurelia (Cnidaria, Part-6) :- https://www.youtube.com/watch?v=nfvOq... UPSC ZOOLOGY - Non-Chordata |L-26, Characters & Classifications of PLATYHELMINTHES :- https://www.youtube.com/watch?v=T2_8E... UPSC ZOOLOGY OPTIONAL - Non-Chordata |L-27, Fasciola, Part-1(Morphology, Body Structure) :-    • UPSC ZOOLOGY OPTIONAL - Non-Chordata |L-27...