Ecology
1. To estimate dissolved oxygen content of a given water sample using Winkler's method.......7
2. Estimation of free carbon dioxide in a given water sample..........13
3. Identification and classification of primary producers, consumers, decomposers in a selected ecosystem - pond or grassland...............16
4. To determine water holding capacity of given soil samples - clay and sandy soil. (E)..........21
5. To determine density, frequency, abundance of the animal species by quadrat method - in the field or by given hypothetical data on sheet / simulation. (E).......24
6. Study of dispersion patterns of population - Random, Clumped, Uniform. (D)........29
7. Study of - a. Mutualism species - Honey bee and flowering plants. b. Commensalism species - Hermit crabs and gastropod shell. c. Parasitic species - Tapeworms and humans. (D)........36
8. Study of competitive exclusion in Paramoecium species, Brood parasitism in common Cuckoo. (D).....41
9. Compulsory field visit to local ecosystem and submission of report. (E)......44
Invertebrate Zoology - II
10. To study characteristics and classification : Phylum Aschelminths - Ascaris, Wuchereria. (D).......56
11. To study characteristics and classification : Phylum Annelida - Nereis, Earthworm, Leech. (D).......58
12. To study characteristics and classification : Phylum Arthropoda - Prawn, Cockroach, Centipede, Millipede, Crab. (Any four) (D).......61
13. To study characteristics and classification : Phylum Mollusca - Pila, Chiton, Bivalve, Octopus. (D).......66
14. To study characteristics and classification : Phylum Echinodermata - Sea Star, Sea urchin, Brittle Star, sea cucumber. (D)......70
15. Study of permanent slides: Mouth parts of insects - Mandibulate, Piercing and Sucking, Chewing and Lapping. (D).......75
16. Study of types of shells in mollusca - Pila, Bivalve, Chiton, Sepia. (D).......79
17. Economic importance of honey bees, Lac insect, silk worm, red cotton bug, Anopheles mosquito. (D).....82
18. Study of External morphology of earthworm, digestive system, temporary mounting of setae........87
19. Study of reproductive system of earthworm, temporary mounting of spermatheca & septal nephridia......91
20. Study of external characters of cockroach, digestive system, temporary mounting of - antenna, and mouth Parts..........96
References........100
Annexure:- Enclosures for practical no. 9 - Annexures I To V......101
