BBYCT-137 Plant Physiology and metabolism in English Solved Assignment 2020-2021

BBYCT-137 Plant Physiology and metabolism

Solved Assignment 2020-2021


Course Code: BBYCT-137
Assignment Code: BBYCT-137/TMA/2021
Maximum Marks: 100

Title Name

BBYCT-137 Solved Assignment 2020-2021

University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSCG
Language ENGLISH
Semester 2020-2021 Course: B.SC(G) CBCS
Session 2020-21
Short Name BBYCT-137 (ENGLISH)
Assignment Code BBYCT-137/TMA/2021
Product Assignment of BSCG 2020-2021 (IGNOU)
Submission Date This assignment is valid from 1st January 2021 to 31st December, 2021. If you have failed in this
assignment or fail to submit it by December, 2021, then you need to get the assignment for the
year 2022, and submit it as per the instructions given in the Programme Guide.



Note: Attempt all questions. The marks for each question are indicated against it.
1. Define the following:
i) Symplastic pathway
ii) Diffusion
iii) Imbibition
iv) Osmosis
v) Hypertonic solution
vi) Semipermeable membrane
vii) Aquaporins
viii) Embolism
ix) Lenticular transpiration
x) Stomatal frequency
2. a) Discuss the criteria of essentiality of a mineral nutrient.
b) Describe the process of transport of ions across plasma membrane.
3. a) Describe the structure of photosynthetic pigment Chla.
b) Describe the Non-Cyclic and Cyclic Photophosphorylation – Z- Scheme
with the help of an outline diagram.
4. a) Discuss passive symplastic phloem loading.
b) Differentiate between photorespiration and dark respiration.
5. a) Describe Krebs Cycle (TCA Cycle) with labelled diagram.
b) Describe Pentose Phosphate Pathway with diagram.
6. Discuss genetic regulation of nitrogen fixation. (5)
7. List various plant hormones and describe their functions. (10)
8. Discuss structure of phytochrome, its properties and describe phytochromemediated responses.
9. Discuss the ways the plants adapt to stress. (5)
10. Write short notes on:
i) Allosteric enzymes
ii) Respiratory quotient (RQ)
iii) Gifted species
iv) Synthetic growth hormones
v) Flowering hormones


BBYCT-137, BBYCT 137, BBYCT137


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