BBYCT-137 Plant Physiology and metabolism in English Solved Assignment 2023


Course Code: BBYCT-137
Assignment Code: BBYCT-137/TMA/2023
Maximum Marks: 100

Title Name

BBYCT-137 Solved Assignment 2023

University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSCG
Language ENGLISH
Semester 2023 Course: B.SC(G) CBCS
Session Valid from 1st January, 2023 to 31st December, 2023
Short Name BBYCT-137
Assignment Code BBYCT-137/TMA/2023
Product Assignment of BSCG 2023 (IGNOU)
Submission Date Valid from 1st January, 2023 to 31st December, 2023



Note: Attempt all questions. The marks for each question are indicated against it.
1. Define the following terms:
i) Matric potential
ii) Holochrome
iii) Holozyme
iv) Heterocyst
v) Fluorescence
2. Describe ABA signaling model to explain stomatal movements with the
help of well labelled diagram.
3. How enzyme activity gets altered by inhibitors? Explain. (10)
4. Describe the biochemistry of ammonia assimilation in plants. (10)
5. What are photosynthetic and non-photosynthetic pigments? Discuss their
distribution and role in Plant Kingdom.
6. Describe the role that macro and micro nutrients play in the growth and
development of plants. Describe the deficiency symptoms of various
elements in plants.
7. Describe the role of auxin and cytokinin in plant development. (10)
8. Differentiate between the following:
i) Photosystems I (PSI) and Photosystems II (PSII)
ii) Combustion and Respiration
iii) Transpiration and Guttation
9. Write short note on the following :
i) Plant responses to stress conditions
ii) Glycolysis
iii) Photoreduction



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