Environment and Ecology Part 1.7

Lesson 7 of 18 • 808 upvotes • 14:10mins

Roman Saini

Another awesome video in the Environment and Ecology series by Roman Saini. Here the video covers homeostasis, negative feedback loops, ecological pyramids and other awesome stuff. In this video, Dr. Roman deals with food web, interaction between organisms in a food chain, soil food web, Consumer: quaternary, tertiary, secondary, primary, producers, negative feedback mechanism: cybernetics, homeostasis, ecological pyramids, three types of ecological pyramids i.e pyramid of number: exceptions of inversion: tree, parasitic, pyramid of biomass: Exception: aquatic ecosystem, pyramid of energy, limitations of ecological pyramids, rules regarding ecology: (allen’s rule, bergman rule, jorden rule, gloger rule, renschs rule Still if you are left with any doubt, ask at his facebook page http://facebook.com/romansaini.official Video by Unacademy for IAS Preparation. How to prepare for IAS exam, Best IAS Coaching, IAS Civil Services Syllabus, Study Material for IAS Exam, IAS Civil Services Exam, UPSC Preparation, Tips for IAS, Material for IAS Preparation, UPSC Exam Material, IAS How to prepare, Other good resources: Mrunal and Clearias , IAS preparation tips, How to prepare for IAS 2015