Description
| Course Code : | BBYCT-137 |
|---|---|
| Course Title : | Plant Physiology and Metabolism |
| Medium : | English Medium |
| Program : | BSCG / B.Sc (CBCS) |
| Maximum Marks : | 100 |
| Weightage : | 30% |
| Session : | Valid from 1st Janaury, 2021 to 31st December, 2021 |
| Submission : | Submit it by 31st December, 2021 |
| Solution Type : | Softcopy (PDF File) |
ASSIGNMENT
Plant Physiology and Metabolism
Course Code: BBYCT-137
Assignment Code: BBYCT-137/TMA/2021
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
PART-A
1. Define the following: (10)
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. (5)
b) Describe the process of transport of ions across plasma membrane. (5)
3. a) Describe the structure of photosynthetic pigment Chla. (5)
b) Describe the Non-Cyclic and Cyclic Photophosphorylation – Z- Scheme with the help of an outline diagram. (5)
4. a) Discuss passive symplastic phloem loading. (5)
b) Differentiate between photorespiration and dark respiration. (10)
5. a) Describe Krebs Cycle (TCA Cycle) with labelled diagram. (10)
b) Describe Pentose Phosphate Pathway with diagram. (5)
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. (5)
9. Discuss the ways the plants adapt to stress. (5)
10. Write short notes on: (2×5=10)
i) Allosteric enzymes
ii) Respiratory quotient (RQ)
iii) Gifted species
iv) Synthetic growth hormones
v) Flowering hormones
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