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IGNOU LSE-12
- Plant Diversity-I Notes ,
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(January 2024 - December 2024)

LSE-12 Assignment

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IGNOU LSE-12 January 2024 - December 2024 - Solved Assignment

Are you looking to download a PDF soft copy of the Solved Assignment LSE-12 - Plant Diversity-I Notes ? Then GullyBaba is the right place for you. We have the Assignment available in English language.

This particular Assignment references the syllabus chosen for the subject of Life Science, for the January 2024 - December 2024 session. The code for the assignment is LSE-12 and it is often used by students who are enrolled in the B.Sc. Degree.

Once students have paid for the Assignment, they can Instantly Download to their PC, Laptop or Mobile Devices in soft copy as a PDF format. After studying the contents of this Assignment, students will have a better grasp of the subject and will be able to prepare for their upcoming tests.

IGNOU LSE-12 (January 2024 - December 2024) Assignment Questions

1. Describe the Endosymbiont Theory. Write the evidences that support this theory.

2. Citing examples and making labelled diagrams, explain the isomorphic and heteromorphic alternation of generation.

3. With the help of a diagram, describe the life cycle of a heteroecious fungus.

4. Trace by giving suitable examples, the evolutionary sequence of sporophytes in bryophytes.

5. What is heterospory? Describe how it has led to the evolution of seed habit in plants?

6. By making labelled diagrams and giving appropriate examples, detail the range of thallus structure in various algal groups.

7. Illustrate the reproductive structures of Marchantia and describe its sexual reproduction.

8. Draw labelled diagrams of T.S. of internode of an aerial branch of Equisetum and T.S. of stem of Selaginella. Compare the features of the two.

9. Detail the disease cycle of ‘Late Blight of Potato’. Mention the measures for control of this disease.

10. Elaborate the structure and anatomy of the major morphological forms of lichens. Support your answer with examples and diagrams.

IGNOU LSE-12 (January 2023 - December 2023) Assignment Questions

1. Write short notes on the following: 

(i) Pseudoparenchymatous form of fungi
(ii) Mushrooms
(iii) Fungal antibiotics
(iv) Gemma cup

2. (a) Describe the five kingdom classification of organisms.
(b) Explain the three phases involved in sexual reproduction in fungi.

3. Describe the different morphological form of algae giving examples. 

4. (a) Explain life cycle of chlamydomans with the help of a well labelled diagram.
(b) Describe in brief the various divisions of eukaryotic algae.

5. Describe various uses of algae. 

6. (a) Explain life cycle of Neurospora with the help of a well labelled diagram.
(b) What is the causal agent of wheat rusts? Briefly describe its disease cycle. 

7. (a) Give an account on importance of lichens
(b) Describe role of Bryophytes as indicators. 

8. Draw well labelled diagrams of the following 

(i) L.S. of the mature sporophyte of Marchantia
(ii) Antheridium in Sphagnum
(iii) Mature archaegonium of Funaria
(iv) Capsule of Funaria 

9. (a) Explain the process of development of gametophyte in Pteris.
(b) Describe the characteristics of Rhynia gwynne - vaughani. 

10. Explain the telome concept.

LSE-12 Assignment Details

  • University IGNOU (Indira Gandhi National Open University)
  • Title Plant Diversity-I Notes
  • Language(s) English
  • Session January 2024 - December 2024
  • Code LSE-12
  • Subject Life Science
  • Degree(s) B.Sc.
  • Course Core Courses (CC)
  • Author Gullybaba.com Panel
  • Publisher Gullybaba Publishing House Pvt. Ltd.

Assignment Submission End Date

The IGNOU open learning format requires students to submit study Assignments. Here is the final end date of the submission of this particular assignment according to the university calendar.

  • 30th April (if Enrolled in the June Exams)
  • 31st October (if Enrolled in the December Exams).

Download Files & Sessions Details

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English Language

  • January 2024 - December 2024 20 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BS-LSE12-EN-416
  • January 2023 - December 2023 30 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BS-LSE12-EN-275

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  • All Solved Answers By IGNOU Experts.
  • Available for 3 Times for Download.
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  • Print Ready Format: A4 (21 x 29 x .20 cm (Width x Length x Height)

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