BBYCT133 EM 2023 JAN TO DEC SOLVED ASSIGNMENT

Description

ASSIGNMENT
Course Code: BBYCT-133
Assignment Code: BBYCT-133/TMA/2023
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated
against it.
Marks
1. Define the following:
i) Gross primary productivity
ii) Biome
iii) Tertiary consumer
iv) Synecology
v) Greenhouse effect
vi) Phenology
vii) Binomial nomenclature
viii) Tautonym
ix) Rule of priority
x) Bracketed key
(10)
2. a) Describe phosphorus cycle with well labelled diagram.
b) Write a short note on soil profile.
(5×2=10)
3. a) What are the different forms of interactions in a community?
b) Describe adaptations in xerophytic plants giving examples and
diagrams.
(5×2=10)
4. a) Explain Shelford’s law of tolerance.
b) Discuss the process of formation of a hydrosere.
(5×2=10)
5. a) Write notes on fidelity and Importance value index.
b) What are the different functions of herbarium?
(5×2=10)
6. a) Differentiate between alpha and omega taxonomy.
b) What are the salient features of structure of taxonomical hierarchy?
(5×2=10)
7. Outline Bentham and Hooker’s system of classification. Also mention the
advantages and disadvantages of the system.
(10)
8. Discuss the different types of terrestrial and aquatic ecosystems. (5×2=10)
9. a) Write a note on pyramid of energy.
b) Discuss the vegetation pattern of Western Himalayas.
(5×2=10)
10. Write short notes on:
i) Importance of endemics
ii) Xerarch
iii) Systema Naturae
iv) Therophytes