• Course Title: Non-chordata and Protochordata
  • Course No: Zoo101
  • Nature of the Course: Theory

  • Lecture: 150
  • Full Marks: 100
  • Pass Marks: 35
  • Year: 1
zoology syllabus for b.sc 1st year 2024

Course Objectives:

At the end of course students will be able to:

  • Classify the non-chordates with their examples.
  • Know the functional anatomy of typical representative/s of each Phylum.
  • Understand polymorphism, parasitism, social life etc. of some non-chordates.
  • Know the economic importance of non-chordate animals.
  • Know the structures, affinities and development of Protochordates.

Group A: Lower Non-chordata

Taxonomy: Concept, trends, species, keys, characters, procedures and significance oftaxonomy. ICZN. Phylogeny of invertebrates. Classification of Protozoa, Porifera,Coelenterata, Platyhelminthes, Aschelminthes and Annelida with characters and examples.

Protozoa: Status of protozoa and concept of portista. Locomotion, nutrition, reproductionand osmoregulation in protozoa. Structure and reproduction of Vorticella. Structure,lifecycle, pathogenicity and control measures of Leishmania donovani, Entamoeba histolyticaand Trichomonas vaginalis. Radiolaria and suctoria.

Porifera: Metazoa and their origin. Organization of bilateria. Structure, reproduction of sponges and embryogeny of Scypha. Canal and skeletal systems. Origin and affinities.Economic importance of Porifera.

Coelenterata: Structure, reproduction and development of Obelia. Polymorphism.Distribution, types and formation of corals and coral reefs. Coral and dinoflagellate symbiosis and coral bleaching. Human intrusion in coral reefs. Economic importance of Coelenterates.

Platyhelminthes: Body wall, digestive, excretory, reproductive and nervous systems, & sense organs. Structure, life cycle, pathogenicity and control measures of Fasciola hepatica,Taenia solium and Echinococcus granulosus. Morphological and physiological adaptations of helminth parasites. Larval forms.

Aschelminthes: Body wall, digestive, excretory and reproductive and nervous systems, & sense organs. Structure, life cycle, pathogenicity and control measures of Ancylostoma duodenale, Enterobius vermicularis, Wuchereria bancrofti and phyto-nematode (Meloidogyne incognita). Economic importance of Aschelminthes.

Annelida: Coelom and Nephridia in Annelida. Structure, organ systems, life cycle and parasitic adaptations of Hirudinaria granulosa. Introduction to vermicomposting. Classification, structure and affinities of Archiannelida. Adaptive radiation in Polychaeta. Economic importance of annelids.

Group B: Higher Non-chordata and Protochordata

Classification of Arthropoda, Mollusca, Echinodermata and Protochordata with characters and examples.

Arthropoda: Body wall, digestive, excretory, reproductive and nervous systems, and sense organs. Organ systems of freshwater prawn (Palaeomon). Structure, life history and economic importance of Periplaneta americana, Phlebotomus argentipus, Culex quinquefasciatus, Aedes aegypti and Sitophilus oryzae. Mouthparts of insects. Metamorphism in insects. Social behavior of insects. Characteristics and affinities of Onychophora. Insect Hormones and Pheromones. Economic importance of Arthropods.

Mollusca: Foot and Shells in Mollusca. Structure and organ systems of Apple Snail (Pila globosa), fresh water mussel: Lamellidens (=Unio). Pearl and its formation. Dispersal, damage and control measures of African Giant Land Snail (Lissachatina fulica). Torsion and detorsion in Gastropoda. Economic importance of molluses. Diversity of molluscs in Nepal.

Echinodermata: Origin and Evolution Structure, organ systems and development of Asterias. Larval forms in Echinodermata. Water vascular system. Minor Phyla: Salient features of Acanthocephala, Nemartina, Rotifera, Gastroitricha,Mesozoa and Ctenophora.

Protochordata: Origin and Evolution. Structure, organ systems and affinities of Balanoglossus, Herdmania and Branchiostoma. Development of Herdmania.

Text Books (latest eds.):

  • Jordan, E.L. & Verma, P.S. Invertebrate Zoology. S. Chand & Co. Pub., 857 pp.
  • Jordan, E.L. & Verma, P.S., Chordate Zoology & Animal Physiology. S. Chand,New Delhi.
  • Kotpal, R.L. Modern textbook of Zoology: Invertebrates. Rastogi Pub., Meerut, India.
  • Kotpal, R.L. Modern textbook of Zoology: Vertebrates. Rastogi Pub., Meerut, India.
  • Parker, T.J. & Haswell, W.A. A text book of Zoology, Vol.1. The McMillan Press Ltd.London, UK.

Suggested Readings:

  • Barnes, R.D. Invertebrate Zoology. Saunders College Pub.,1089 pages
  • Dhami, P.S. and Dhami, J.K. Invertebrate Zoology. R. Chand & Co. Pub., New Delhi, India.
http//:www.archive.org
http://www.biodiversitylibrary.org
  • Prasad, S.N. Life of Invertebrates. Vikas Publishing House Pvt. Ltd., New Delhi, India.

zoology practical syllabus for b.sc 1st year

  • Course Title:Non-chordata and Protochordata
  • Course No:Zoo102
  • Full Marks:50
  • Nature of the Course:Pratical
  • Pass Marks:20
  • Year:1

Botany Science 2nd Year Syllabus

Course Objectives:

At the end of this course students will be able to:

  • Identif representatives of different Phyla of Non-chordates and Protochordates.
  • Know the pathogenic animals;histology of different organs of non-chordate animals.
  • Know the structure of mouth-parts of insects and structure of larval forms of different arthropods.
  • Know the basic differences in general anatomy of different animals.
Techniques: Collection and preservation of Non-chordates.

Taxonomy: Identification of Non-chordates(collection,museum specimens and permanentslides).

Culture:Protozoan culture.

Permanent histological slides:Sections of Fasciola,Ascaris,Hirudinaria,Balanoglosusand Amphioxus.

Slide preparations:

1. Temporary slide preparation: Any cultured organism,Statocyst of prawn,Jaw of snail/slug, Jaw of Hirudinaria,Mosquito larva and Nematodes of animals.

2. Permanent slide preparation: Radula of snail; mosquito larva; mouthparts of mosquitoes,cockroach,honeybee,house fly and butterfly;Daphnia/Cyclops/Cypris.

Morphology and anatomy (Dissection):

1.Leech-General Anatomy,Excretory and Reproductive.

2. Prawn-Appendages,Nervous system and Digestive organs.

3.Cockroach-General anatomy,digestive organs,nervous system and reproductiveorgans

4.Apple snail(Pila)-General anatomy and Nervous system.

Case study and report writing (any one)

i)Medical diseases

ii)Veterinary diseases

iii)Agriculture pests

iv)Faunal survey/Field trip(one day).

Practical note book preparation as regular study.