Ecology (With Practical)
S.Y.B.Sc. SEM III ZO-215 (MIN)
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ISBN:
Rs.85.00
- DESCRIPTION
- INDEX
We are very glad to present the book ZO–215 ‘Ecology (with
Practicals)’ in the hands of SYBSc students. The book is strictly written
and complied according to the NEP 2020 syllabus framed by the Board
of Studies in Zoology, KBC NMU Jalgaon, for Second year B.Sc. to be
implemented from June 2025 and is written in lucid, simple language
giving exhaustive details. Questions of various types are included at the
end of each chapter. This will help in generating interest and thorough
understanding of the subject. We hope, this book will be useful for the
students and teachers. We offer our sincere thanks to Shri. Rangrao Patil
of Prashant Publications, Jalgaon for his keen interest in publishing this
book.
We are also thankful to Mr. Sunil Pandhare for Typesetting and also
due to for bringing out this book in time.
The constructive suggestions from students and faculty members for
improving the quality of the book will be solicited.
Unit 1…………………………………………………………………………………………….. 7
Fundamentals of Ecology
1.1 Definition, objectives and scope of ecology
1.2 Abiotic and biotic components of ecosystems
1.3 Trophic levels and energy flow (producers, consumers, decomposers)
1.4 Ecological pyramids (energy, biomass, numbers)
1.5 Food chain and Food web
Unit 2…………………………………………………………………………………………… 23
Ecological Succession
2.1 Definition, Types – Primary, Secondary and Cyclic succession
2.2 General process of succession
2.3 Concept of Climax
Unit 3…………………………………………………………………………………………… 33
Population Ecology
• Definition, concept of population and metapopulation
• Characteristics of population: density, natality, fecundity, mortality.
• Population growth: geometric, exponential, logistic, density-dependent.
• Migration and regulation of population size.
Unit 4…………………………………………………………………………………………… 42
Applied ecology
4.1 Ecological effects of pollutants (pesticides, heavy metals, plastics).
4.2 Climate change and its impacts on ecosystems.
4.3 Ecological effects on environment: global warming and ozone hole, Green House Effect.
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