M.Sc. (Semester (CBCS) Examination Mar/Apr-2018
Botany
BIOLOGY AND DIVERSITY OF FUNGI, BACTERIA, VIRUSES AND LICHENS
Time: 2½ Hours
Max. Marks: 70
Instructions: Figure to right indicate full marks. Question 1 is compulsory. Answer any two questions from Q.2, 3 4. Answer any two questions from Q.5, 6 7. Draw neat and labeled diagrams wherever necessary.
Q.1
Rewrite the following sentences by choosing correct alternative:-
14
Order Mucorales belongs to class
Zygomycetes
Myxomycetes
Disomycetes
Oomycetes
The cephalotrichous bacteria having flagella at one end only.
One
Two or more
Both a and b
None of them
The class Plasmodiophoromycetes belongs to division
Zygomycotina
Ascomycotina

Basidiomycotina
Myxomycota
Bacteriophages are parasites of bacteria.
Fungal
Bacterial
PPLO
Viral
In 1936, studied TMV in crystalline form, from sap of infected tobacco plant.
Hershey
Stanley
Twort
Herelly
The term is used for non-motile sporangiospores.
Aplanospores
Chlamydospores
1
Zoospores
Both a b
In 1898, has discovered mycoplasma as disease incitant in animals.
Borrel et al.
Leeuwenhoek
Nowak
Nocard Roux
bacteria have true flagella or motile.
Artichous
Trichous
Polar
Non polar
The diseases occurring widely and periodically are termed as disease.
Epiphytotic
Endemic
O
Sporadic
None of them
10) means, bacteria are capable of changing their morphology as environment.
Filamentous
Pleomorphic
Coccus
Spirillum
Page 2 of 2
SLR-UD-112
11) Lichens are the mutualism of algae and
Bacteria
Viruses
Fungi
Bacteriophages
12) is present in bacterial cell.
Chromosome
Mitochondria
Golgi complex
Ribosomes
13) The shape of bacteria is comma like.
Vibrio
Sarcina
Staphylococcus
Spirillum
14) Cell wall of bacteria composed of NAG, NAM and peptide chain of amino acids.
3-4
4-5
5-6
5-12
Q.2
Write about:-
General account on Eubacteria.
Types of bacillus bacteria, with example.
07 07
Q.3
Describe in short:-
Structured to Tobacco Mosaic Virus.
General character of lichens.
07 07
Q.4
Explain:-
Reproduction in Ascomycotina.
What is flagellum in bacteria? Provide its types with example.
07 07
Q.5
Write short notes
General character of plant viruses.
Fungi as bio-control agents.
Vegetative reproduction in fungi.
10 04
Q.6
Write short notes
10
Discuss symbiotic association in lichens.
General characteristics of fungi.
Economic importance of plant virus.
04
Q.7
Write note on any three of the following:-
Types of lichens with suitable example.
Replication and transmission in viruses.
10
Ultrastructure of bacterial cell.
04