Exam Details
| Subject | plant physiology and biochemistry | |
| Paper | ||
| Exam / Course | zoology | |
| Department | ||
| Organization | Mar Ivanios College | |
| Position | ||
| Exam Date | April, 2018 | |
| City, State | kerala, thiruvananthapuram |
Question Paper
(Pages 3356
P.T.O.
MAR IVANIOS COLLEGE (AUTONOMOUS)
THIRUVANANTHAPURAM
Reg. No.:.………………… Name:...…………………
Sixth Semester B.Sc. Degree Examination, April 2018
First Degree Programme under CBCSS
Core Course: Botany VII
AUBO641: Plant Physiology and Biochemistry
(Common for Regular 2015 and Reappearance 2014 Admn.)
Time: 3 Hours Max. Marks: 80
SECTION A
Write short notes on ALL the following.
1. Define Donnan equilibrium.
2. What are Nif genes?
3. Name a growth retardant.
4. What is Zwitter ion?
5. Define mutarotation.
6. What is circadian rhythm?
7. Name a non protein amino acid.
8. Define rancidity.
9. Name a toxic plant protein.
10. What are elicitors?
(10 1 10 Marks)
SECTION B
Answer any EIGHT questions, not exceeding one paragraph.
11. What is Emerson effect?
12. What is hydroponics?
13. What is crop rotation? What is its importance?
14. Explain the mechanism of biological nitrogen fixation.
15. Explain senescence.
16. Write a short note on nastic movements.
3356
2
17. Differentiate fluorescence and phosphorescence.
18. Write a short note on cholesterol.
19. What is the importance of proteins for living organisms?
20. What are the main biological functions of polysaccharides?
21. Explain vernalisation.
22. State the practical application of auxins.
2 16 Marks)
SECTION C
Short essay type: Answer any SIX questions.
23. Explain the mechanism of enzyme action.
24. Give a brief account of photorespiration.
25. List out the different types of waxes. Explain their importance.
26. Explain the properties of proteins.
27. Explain the structure and function of a chloroplast with the help of a diagram.
28. Differentiate cyclic and non cyclic photophosphorylation.
29. Explain the mechanism of phloem transport.
30. Transpiration is a necessary evil. Substantiate.
31. Explain active and passive absorption.
4 24 Marks)
SECTION D
Long essay type: Answer any Two questions.
32. Define and classify carbohydrates with suitable examples. Add a note on the function of carbohydrates.
33. Give an account of mineral nutrition in plants with emphasis on the deficiency symptoms.
34. Describe the organization of protein structure. Give an account of the determination of the primary structure of protein.
35. Write an essay on aerobic respiration.
15 30 Marks)
P.T.O.
MAR IVANIOS COLLEGE (AUTONOMOUS)
THIRUVANANTHAPURAM
Reg. No.:.………………… Name:...…………………
Sixth Semester B.Sc. Degree Examination, April 2018
First Degree Programme under CBCSS
Core Course: Botany VII
AUBO641: Plant Physiology and Biochemistry
(Common for Regular 2015 and Reappearance 2014 Admn.)
Time: 3 Hours Max. Marks: 80
SECTION A
Write short notes on ALL the following.
1. Define Donnan equilibrium.
2. What are Nif genes?
3. Name a growth retardant.
4. What is Zwitter ion?
5. Define mutarotation.
6. What is circadian rhythm?
7. Name a non protein amino acid.
8. Define rancidity.
9. Name a toxic plant protein.
10. What are elicitors?
(10 1 10 Marks)
SECTION B
Answer any EIGHT questions, not exceeding one paragraph.
11. What is Emerson effect?
12. What is hydroponics?
13. What is crop rotation? What is its importance?
14. Explain the mechanism of biological nitrogen fixation.
15. Explain senescence.
16. Write a short note on nastic movements.
3356
2
17. Differentiate fluorescence and phosphorescence.
18. Write a short note on cholesterol.
19. What is the importance of proteins for living organisms?
20. What are the main biological functions of polysaccharides?
21. Explain vernalisation.
22. State the practical application of auxins.
2 16 Marks)
SECTION C
Short essay type: Answer any SIX questions.
23. Explain the mechanism of enzyme action.
24. Give a brief account of photorespiration.
25. List out the different types of waxes. Explain their importance.
26. Explain the properties of proteins.
27. Explain the structure and function of a chloroplast with the help of a diagram.
28. Differentiate cyclic and non cyclic photophosphorylation.
29. Explain the mechanism of phloem transport.
30. Transpiration is a necessary evil. Substantiate.
31. Explain active and passive absorption.
4 24 Marks)
SECTION D
Long essay type: Answer any Two questions.
32. Define and classify carbohydrates with suitable examples. Add a note on the function of carbohydrates.
33. Give an account of mineral nutrition in plants with emphasis on the deficiency symptoms.
34. Describe the organization of protein structure. Give an account of the determination of the primary structure of protein.
35. Write an essay on aerobic respiration.
15 30 Marks)
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