LSE-06 परिवर्धन जीवविज्ञान in Hindi Solved Assignment 2019

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Course Code: LSE-06
Assignment Code: LSE-06/TMA/2019
Max. Marks: 100

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Developmental Biology

Course Code: LSE-06
Assignment Code: LSE-06/TMA/2019
Max. Marks: 100

Title Name LSE-06 LIFE SCIENCES Solved Assignment 2018-19
University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSC (LIFE SCIENCES) LSE
Language HINDI
Semester 2018-2019 Course: BSC (LIFE SCIENCES) LSE
Session 2018-19
Short Name LSE-06 (HINDI)
Assignment Code LSE-06/TMA/2019
Product Assignment of BSC (LIFE SCIENCES) 2018-2019 (IGNOU)
Submission Date Valid from January 1, 2019 to December 31, 2019
Price RS. 60

PART I (Plant Development)
1. Make neat and labelled diagrams of the following:
i) Types of ovules,
ii) Apomixis types,
iii) Cross-section of fruit of Pyrus malus, and
iv) Storied and non-storied cambium.
(5×4=20)
2. Write short notes on the following:
i) Morphological changes accompanying floral induction,
ii) Production of haploids by tissue culture,
iii) Abscission of leaves and fruits, and
iv) Variants of endosperm.
(5×4=20)
3. Prepare a detailed account on types of incompatibility, its biological significance
and methods to overcome it.
(10)
PART II (Animal Development)
1. Answer the following briefly:
i) List out the different germ layers present in the gastrula.
ii) Name the three zones from the outer to the inner side of neural retina.
iii) List the three stages of carcinogenesis.
iv) Differentiate between the premetamorphosis and prometamorphorsis
stages during anuran metamorphosis.
v) How does the Rubella in a 4-5 weeks pregnant virus infection woman affect
the unborn baby?
(2×5 =10)
2. Explain with neat, labelled diagrams the following: (4×5=20)
i) Stages in vertebrate spermatogenesis.
ii) Circulatory system changes during human development from foetal to
infant stage.
iii) Incomplete extensive metamorphosis in dragon flies.
iv) The process of cell death in the control of pattern formation of limbs.
3. i) What physiological and biochemical changes occur as a consequence of
aging?
(5+5=10)
ii) Describe the process of regeneration in planarians.
4. i) Explain how metastasis occurs in cancer. (5+5=10)
ii) Describe the process of morphogenesis of mesodermal derivatives in
vertebrates.
LSE-06, LSE-6, LSE 06, LSE 6, LSE06, LSE

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