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IGNOU LSE-07 Taxonomy and Evolution - IGNOU Solved Assignment (Latest)

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LSE-07 (January 2025 – December 2025) Assignment Questions

1. a) How is Palynological evidence useful in taxonomy?
b) Describe the merits and demerits of Linnaeus & Bentham, and Hooker’s system of classification.
2. a) Explain taxonomic hierarchy with an example.
b) Explain the term homology and analogy with proper examples.
c) Give the full form of
(i) ICZN
(ii) IUBS
(iii) ICBN
(iv) ICNCP
d) What are the keys?
e) What is the role of a Botanical Garden?
3. a) What were the main problems in having two kingdoms system of classification of living organisms? Discuss how the five-kingdom system of classification was able to cope up with the main problems of the two-kingdom system of classification.
b) Describe with examples how morphological, paleobotanical and anatomical evidence can become a tool for a taxonomist.
4. a) Differentiate between Alpha and Omega taxonomy.
b) List the principles of Numerical taxonomy.
c) Describe the procedures adopted in numerical taxonomy.
5. a) Discuss how the biochemical approach can be utilized for the identification of organisms.
b) Write notes on:
(i) Herbarium ethics
(ii) Punch card
6. Differentiate between Lamarckism and Darwinism with the help of examples.
7. a) Give an account of the geological time scale citing the biological features.
b) Discuss the role of Cytochrome C in establishing the evolutionary relationship among various species.
8. a) Discuss the sources and expression of variability.
b) With the help of an example, explain how interspecific competition results in the evolution of co-adapted communities.
9. a) Describe the mechanisms of speciation.
b) Explain how genetic repatterning can occur during isolation.
10. a) Explain industrial melanism with the help of the example of peppered moth, Biston betularia.
b) List any three merits and any two demerits of Engler and Prantl’s system of classification.

LSE-07 (January 2024 – December 2024) Assignment Questions

1. Explain of the following:

i) Botanical garden
ii) Type specimen
iii) Systematic
iv) Vestigial organ

2. Differentiate between:

i) Allopatric and peripatric speciation
ii) Homo habilis and Homo erectus
iii) Homologus and analogus organs
iv) Alpha and Omega taxonomy

3. Short notes:

a) Type specimens
b) Hybrid sterility
c) Phenetic classification
d) Artifical system of classification

4. a) Explain the term homology and analogy with proper examples.
b) Give the full form of :
i) ICZN
ii) 1UBS
iii) ICBN
iv) ICNCP
c) What are the keys?

5. a) Differentiate between Homology and Analogy with proper examples.
b) List the principles of Binomial Nomenclature.

6. a) Describe why is it necessary to classify plants and animals.
b) Write the principles of taxonomy and systematics in brief.
c) What is omnispective classification?

7. With the help of an example of host-parasite relationship explain the conceptof Coevolution.

8. Explain industrial melanism and genetic repatterning during isolation with examples.

9. Make a comparison between Homo habilis and Homo erectus.

10. a) Why is the defective allele for sickle cell hemoglobin (HbS) not eliminated from human population by natural selection?
b) Give the significance of Darwin’s contribution towards organic evolution.

IGNOU LSE-07 (January 2024 – December 2024) Assignment Questions

1. निम्नलिखित की व्याख्या कीजिए:

i) वानस्पतिक उद्यान
ii) प्ररूप नमूने
iii) सिस्टमैटिक्स
iv) अवशेषी अंग

2. विभेद कीजिए:

i) विस्थनिक जाति उद्भव एवं परिस्थानिक जाति उद्भव
ii) होमो हैबिलिस एवं होमो इरेक्टस
iii) समजात एवं समवृत्ति अंग
iv) अल्फा एवं ओमेगा वर्गिकी

3. टिप्पणी कीजिए:

i) प्ररूप नमूने
ii) संकर बंध्यता
iii) प्रकटलक्षणी वर्गीकरण
iv) वर्गीकरण की कृत्रिम प्रणाली

4. (क) समवृत्ति एवं समजातता की व्याख्या उचित उदारणों सहित कीजिए ।
(ख) निम्नलिखित का पूरा स्वरूप लिखिए:
(i) ICZN
(ii) IUBS
(iii) ICBN
(iv) ICNP
(ग) कुंजिया क्या होती है?

5. (क) समजातता एवं समवृत्ति में उदाहरण सहित अन्तर बनाइए ।
(ख) द्विपदनाम पद्धति के सिद्धातों की सूची बनाइए ।

6. (क) पौधों एवं प्राणियों का वर्गीकरण क्यों आवश्यक है, वर्णन कीजिए।
(ख) वर्गिकी तथा वर्ग विज्ञान के सिद्धान्तों को संक्षेप में लिखिए।
(ग) सर्वलक्षणी वर्गीकरण क्या है?

7. परपोषी – परजीवी संबंध का उदाहरण देते हुए सहविकास की संकल्पना की विवेचना कीजिए ।

8. उदाहरण देते हुए औद्योगिक अतिकृष्णता तथा पृथक्करण के दौरान आनुवांशिक पुनरप्रतिरूपण की व्याख्या कीजिए ।

9. होमो हैबिलियस और होमो इरेक्टस में परस्पर तुलना कीजिए ।

10. (क) प्राकृतिक वरण द्वारा दात्र कोशिका – हीमोग्लोबिन (HbS) के ऐलील को मानव समिष्ट में समाप्त क्या नहीं किया जा सका?
(ख) जैवविकास की अवधारणा के लिए डार्विन के योगदान का महत्व बताइए।

LSE-07 Assignments Details

University : IGNOU (Indira Gandhi National Open University)
Title :Taxonomy and Evolution
Language(s) : English, Hindi
Code : LSE-07
Degree :
Subject : Life Science
Course : Core Courses (CC)
Author : Gullybaba.com Panel
Publisher : Gullybaba Publishing House Pvt. Ltd.

IGNOU LSE-07 (Jan 25 - Dec 25, Jan 24 - Dec 24) - Solved Assignment

Are you looking to download a PDF soft copy of the Solved Assignment LSE-07 – Taxonomy and Evolution Then GullyBaba is the right place for you. We have the Assignment available in Urdu language. This particular Assignment references the syllabus chosen for the subject of English, Hindi, for the Jan 25 - Dec 25, Jan 24 - Dec 24 session. The code for the assignment is LSE-07 and it is often used by students who are enrolled in the B.Sc., IGNOU Solved Assignments 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.

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

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Taxonomy and Evolution

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