Course Syllabus
Click to Expand: Plant Diversity (BOT-H-CC1-1-Th) Syllabus
Semester 1 (DSC/Core)
BOT-H-CC1-1-Th – Plant Diversity – 75 Marks / 3 Credits
1. Introduction to Plant Kingdom
- 1.1 Origin of life and evolution of plant cells.
- 1.2 Importance of plants as source of food, fuel and their role in ecosystem services (as carbon sink, sequestering etc.). (3 lectures)
2. Algae
- 2.1 Salient features of Cyanophyceae, Chlorophyceae, Charophyceae, Phaeophyceae, Rhodophyceae and Bacillariophyceae.
- 2.2 Criteria and system of classification (Fritsch, 1935).
- 2.3 Economic importance of algae in environment, agriculture, biotechnology and industry. (6 lectures)
3. Fungi
- 3.1 Salient features of Myxomycota, Mastigomycotina, Zygomycotina, Ascomycotina, Basidiomycotina, Deuteromycotina.
- 3.2 System of classification up to Sub-division (Ainsworth, 1973).
- 3.3 Economic importance of fungi (food, medicine and agriculture).
- 3.4 Fungal symbioses: Mycorrhiza, Lichen and their importance. (6 lectures)
4. Bryophytes
- 4.1 Salient features of Hepaticopsida, Anthocerotopsida and Bryopsida.
- 4.2 System of classification up to Class (Proskauer 1957).
- 4.3 Amphibian nature of bryophytes.
- 4.4 Economic and ecological importance. (6 lectures)
5. Pteridophytes
- 5.1 Salient features of Psilophyta, Lycophyta, Sphenophyta and Filicophyta.
- 5.2 System of classification up to Division (Gifford & Foster 1989)
- 5.3 Economic importance (food, medicine & agriculture). (6 lectures)
6. Gymnosperms
- 6.1 Salient features of Cycadophyta, Coniferophyta and Gnetophyta.
- 6.2 Outline classification up to Division: Progymnospermophyta to Gnetophyta (Gifford & Foster 1989)
- 6.3 Economic importance (wood, resin, essential oil & drugs). (6 lectures)
7. Angiosperms
- 7.1 Types and morphology of leaf, stem and root.
- 7.2 Inflorescence types with examples.
- 7.3 Flower: Different parts and forms of calyx, corolla, androecium and gynoecium; aestivation and placentation.
- 7.4 Types with examples - fruits and seeds. (12 lectures)
Previous Year Questions
2024
BOTANY — HONOURS
Paper : DSCC-1
(Plant Diversity)
Full Marks : 75
1. Answer any six of the following questions :
2 × 6
(a) What is carbon sequestration?(2)
(b) Name two algae from which human food is obtained?(1+1)
(c) What is 'VAM'?(2)
(d) Why do bryophytes are called amphibians in plant kingdom?(2)
(e) Define coenosorus. Where is it found?(1+1)
(f) Distinguish manoxylic and pycnoxylic wood.(2)
(g) Distinguish between microphyll and megaphyll.(2)
(h) Define 'pappus'. Where is it found?(1+1)
(i) Define basal placentation. Give an example.(1+1)
2. Answer any three of the following :
5 × 3
(a) Characterize Ascomycotina. Give an example. (4+1)
(b) State three diagnostic features of Bryopsida. Mention two economic importances of bryophytes. (3+2)
(c) Mention the diagnostic features of Psilophyta with suitable examples. (4+1)
(d) Write a brief note on economic importance of gymnosperms with reference to wood, resin and drugs. (5)
(e) Write a note on various modifications of roots found in angiosperms. (5)
3. Answer any four of the following questions :
12 × 4
(a) State the diagnostic features of Charophyceae and Phaeophyceae. Mention the importance of algae in agriculture and biotechnology. (3+3+3+3)
(b) State the diagnostic features of Zygomycotina. Write a note on the importance of fungi as a source of food and medicine. (4+4+4)
(c) Give an outline of the classification of pteridophytes as proposed by Gifford and Foster (1989). Mention the salient features of Filicophyta. Name one homosporous and one heterosporous pteridophyte. (6+4+1+1)
(d) Write down the characteristic features of Progymnospermophyta. State the diagnostic characters of Cycadophyta with example. (6+5+1)
(e) Distinguish racemose and cymose inflorescences with suitable examples. Write short notes on spikelet, cyathium and verticillaster inflorescences. (6+2+2+2)
(f) Draw and describe different forms of polypetalous corolla. Describe various types of dehiscent fruits with examples. (6+6)
2023
BOTANY — HONOURS
Paper : DSCC-1
(Plant Diversity)
Full Marks : 75
1. Answer any six of the following :
2 × 6
(a) What is meant by RNA world?(2)
(b) Mention the pigments responsible for blue-green coloration in Cyanophyceae.(2)
(c) What is dolipore septum?(2)
(d) Distinguish between ascus and basidium.(2)
(e) Give one example of a thallose bryophyte and a foliose bryophyte.(1+1)
(f) Define sorus. Where is it found?(1+1)
(g) What are progymnosperms? Give one example.(1+1)
(h) What are syngenesious and synandrous stamens?(1+1)
(i) Mention two distinguishing features of balausta and hesperidium.(2)
2. Answer any three of the following :
5 × 3
(a) Explain the role of plants in carbon sequestration. (5)
(b) Characterize Basidiomycotina. Name two fungi which are used as food. (3+2)
(c) State the diagnostic features of Anthocerotopsida. Why bryophytes are known as 'amphibians of plant kingdom'? (3+2)
(d) State the importance of pteridophytes as sources of food, medicine and in agriculture. (5)
(e) Describe briefly various types of placentation with suitable examples. (5)
3. Answer any four of the following :
12 × 4
(a) Comment on the criteria and basis of Fritsch's Classification (1935). State the salient features of Cyanophyceae and Rhodophyceae. (6+3+3)
(b) Give an outline of the classification of fungi as proposed by Ainsworth (1973) up to subdivision. Comment on the importance of lichens and mycorrhizae in human welfare and agriculture. (6+3+3)
(c) Compare Lycophyta and Sphenophyta. Distinguish microphylls and megaphylls with examples. Distinguish eusporangiate and leptosporangiate ferns. (6+4+2)
(d) Write the salient features of Coniferophyta and Gnetophyta. Why Gnetophyta are considered as advanced among gymnosperms? State the essential oil yielding plants of gymnosperms and their uses. (3+3+3+3)
(e) What do you mean by aestivation? Draw and describe various types of aestivation with suitable examples. (2+10)
(f) Draw and describe various forms of gamopetalous corolla with examples. Distinguish albuminous and exalbuminous seeds with examples. (8+4)
Comments
Post a Comment