LSE-02 Ecology Solved Assignment 2020
Course Code: LSE-02
Assignment Code: LSE-02/TMA/2020
Max. Marks: 100
|Title Name||LSE-02 LIFE SCIENCES Solved Assignment 2020|
|Service Type||Solved Assignment (Soft copy/PDF)|
|Course||BSC (LIFE SCIENCES) LSE|
|Semester||2019-2020 Course: BSC (LIFE SCIENCES) LSE|
|Short Name||LSE-02 (ENGLISH)|
|Product||Assignment of BSC (LIFE SCIENCES) 2020 (IGNOU)|
|Submission Date||Valid from 1st January to 31st December 2020|
1. Answer the following questions: 5×8
i) Describe the adaptations of plants and animals to temperature extremes.
ii) With the help of neat and labelled diagram explain the global circulation of air.
iii) Explain the causes that lead to degradation of ecosystem.
iv) Write about the defence mechanisms in plants.
v) Briefly describe the types of age pyramids of individuals in a population.
vi) Prepare an account on the processes in succession.
vii) Differentiate between primary and secondary production.
viii) Tabulate the characteristics of extinction prone species.
2. Make clear and labelled diagrams of the following : 10×4
i) Vertical dimensions of biosphere.
ii) Different sounds on Decibel Scale.
iii) Nitrogen cycle.
iv) Effects of air pollutants on plants.
3. Write detailed account on the following: 10×2
i) Physical and chemical properties of soil.
ii) Types and importance of forests.
LSE-02, LSE-2, LSE2, LSE02, LSE 02, LSE 2