BBYCT-131 Solved Assignment 2019-2020 | English Medium | Biodiversity

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Course Code : BBYCT-131
Course Title : Biodiversity (Microbes, Algae, Fungi and Archegoniates)
Medium : English Medium
Session : 2019-20 (July 2019 and January 2020)
Submission : Submit Before June 2020 Exams
Assignment Questions : Click Here


Course Code : BBYCT-131
Course Title : Biodiversity (Microbes, Algae, Fungi and Archegoniates)
Medium : English Medium
Program : BSCG / B.Sc (CBCS)
Maximum Marks : 100
Weightage : 30%
Session : Valid from 1st July, 2019 to 30th June, 2020
Submission : Submit Before June 2020 Exams
Solution Type : Softcopy (PDF File)

Biodiversity (Microbes, Algae, Fungi and Archegoniates)

Course Code: BBYCT-131
Assignment Code: BBYCT-131/TMA/2019-2020
Maximum Marks: 100

Note: Attempt all questions. The marks for each question are indicated against it.


1. a) With the help of well labelled diagram, describe the internal structure of a typical bacterium. Differentiate a bacterial cell from an archaeal cell.

b) Describe the major three mechanisms for genetic recombination in bacteria.

2. a) Are viruses living? Comment.

b) Describe the general structure of RNA virus (TMV) and DNA virus (T- phage)

c) Describe the replication in bacteriophage.

3. a) Make outline diagrams of different types of life cycles in algae.

b) Distinguish between Chytridiomycota and Ascomycota in terms of Ecology.

4. a) List the salient characteristic of three classes of Division Bryophyta.

b) Discuss the role of Bryophytes in soil formation.

5. a) Describe life cycle of a pteridophyte with proper diagram.

b) Compare the reproductive organs and reproduction of Selaginella, Equisetum and Pteris with proper diagrams.


6. Describe the morphology of thallus, vegetative and sexual reproduction in Fucus with the help of clear and well labelled diagrams.

7. Define and differentiate between ecto- and endo-mycorrhiza with the help of clear and well labelled diagrams.

8. Explain the different structural, reproductive and physiological adaptations that have enabled aquatic ancestors to establish on terrestrial habitats.

9. a) Compare and differentiate between roots of Cycas and Pinus with proper diagrams.

b) Give a diagrammatic representation of life cycle of Pinus.

c) Describe the anatomical structure of Pinus stem with proper diagram.

10. Write notes on the following :

i) Telome theory
ii) Types of steles in Pteridophytes
iii) Pollination, fertilization and embryogeny in Cycas
iv) Difference between Gynmnosperms and Angiosperms
v) Economic importance of Gymnosperms as food and medicine.

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