Practical

Paper Code: 
ZOL 125

Invertebrates

 

  • Identification, classification & study of distinguishing features of representatives from various groups.

 

Phylum Protozoa- Polystomella, Formanifera, Opalina, Paramecium(Fission & conjugation) Vorticella, Euglena, Trypanosoma,Monocytsis,Plasmodium.

 

Phylum Porifera-Sycon L.S & T.S, Spicules, Spongin fibres, Leucosolenia, Euplectella

 

Phylum Cnidaria- Obelia,( polyp & Medusa), Millepora, Physalia, Pennatula, Metridium, Madrepora, Alcyonium, Gorgonia, Aurelia.

 

Phylum Helminthes- Ascaris, Taenia, Planaria

 

Phylum Annelida- Pontobdella, Aphrodite, Leech, Polygordius, Chaetopterus, Neries, Heteroneries, Arenicola.

 

Phylum Arthropoda- Cyclops, Peripatus, Balanus, Lepas, Hippa, Belostoma, Limulus, Eupagurus, Julus, Scolopendra, Praying mantis.

 

Phylum Mollusca- Murex, Bulla, Cardium, Arca, Turritella, Pinctada, Cypraea, Octopus, Nautilus.

 

Phylum Echinodermata- Echinus, Holothuria, Antedon, Asterias

 

Minor Phyla- Bugula, Plumatella, Crestatella, Pectinella,Phoronis, Dendrostoma

 

 Larval Stages: Planula, Redia, Miracidium, Sporocyst,Cercaria,Metacercaria Trochophore, Nauplius, Zoea, Mysis, Phyllosoma, Trilobite larva of Limulus, Velligar, Bipinnaria, Echinopluteus, Auricularia, Tornaria

 

Dissections :

  • Cockroach: General anatomy, Reproductive system, Nervous system

 

Mouthparts: Cockroach & Mosquito

 

Biosystematics, taxonomy and evolution

 

  • Composition and assessment of the taxonomic diversity/biodiversity in a habitat (e.g. grassland, arid land, wet land etc.)
  • Estimation of gene and genotypic frequencies in light of Hardy-Weinberg law based on facial traits/thumb prints, ABO blood group data etc.

Ø  Project: Preparation of models showing the status of certain taxa or species in a particular habitat.

 

Cell Biology

 

Ø  Preparation of different cell types: Liver Hepatocytes , Adipocytes, Spleen cells

Ø  Study of Polytene chromosomes in salivary glands of Chironomus larva/Drosophila

Ø  Light microscopic examination and preparation of tissue sections.

Ø  Study of mitotic and meiotic chromosomes from permanent prepared slides.

Ø  Preparation of slides for mitotic study.

Ø  Preparation of slides for meiotic study in the testis of grasshopper.

Ø  Preparation of multipolar nerve cell from the spinal cord of a mammal.

Ø  Barr body preparation in buccal epithelial cells.

 

Biochemistry

Ø  Qualitative analysis of Lipid, protein and Carbohydrate samples

Ø  Colorimetric/Spectrophotometric estimation of :

·         Carbohydrate-Glucose,glycogen,cholesterol etc.

·         Protein

·         Phospholipids

·         Nucleic acids: DNA,RNA

Ø    Analysis of enzyme activity

 

Study of temperature effect on enzyme action

 

 

Academic Year: