Page 8 - Biology - XII

7. Symbiotic Association, Homologous and Analogous Organs 77–89
Experiment - 14: To study symbiotic association in root nodules of leguminous plant, Cuscuta 77
on host and a lichen through model/specimen/charts.

Experiment - 15: Study of homologous and analogous organs in plants and animals. 80

Experiment - 16: To study the reproductive parts of commonly available flowers. 85

SECTION - B: INVESTIGATORY PROJECTS

Project - 1: To find out T/A (transpiration and absorption ratio in various plants) 90
Project - 2: To find out/study the elements present in ash. 92

Project - 3: To separate various plastidial plant pigments by capillary analysis. 96

Project - 4: To study the release of heat energy during respiration. 100
Project - 5: To study fruit ripening and changes with ripening. 103

Project - 6: Measurement of growth in plants. 105

Project - 7: To study smoke density emitted from scooter/motorcycle by Ringelmann scale. 107
Project - 8: To study the hydrolytic enzyme present in food items. 110

Project - 9: To study the percentage of imbibition in various seeds in various solutions. 112

Project - 10: To study the precipitation of emulsoids with electrolytes. 114