M.Sc. (Botany)(Semester (CBCS) Examination, 2017
BIOLOGY AND ADVERSITY OF ALGAE, BRYOPHYTES AND
PTERIDOPHYTES
Day Date: Thursday,20-04-2017 Max Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions
Attempt totally five questions.
Question no.1 is compulsory (section-1)
Attempt any two questions from question no.2 to 4
Attempt any two questions from question no.5 to 7
Figures to the right indicate full marks.
Q.1 Choose the correct alternative and rewrite the sentences: 14
Chlamydomonas is a alga.
Fresh water Soil Marine water Both a and c
In algae, type of sexual reproduction is regarded as most
Primitive one.
isogamous oogamous
anisogamous none of these
is an example of prokaryotic alga.
Ulothrix Chlamydomonas
Gloeocaapsa Spirogyra
Members of algae aare prokaryotic in nature
Green Brown Red d)Blue green
Members of class Cyanophyceae show close relationship with

Fungi Viruses Bacteria Both a and b
type of sexual reproduction is observed in the class
Chlorophyceae
isogamous oogamous
anisogamous none of these
is divided the class bryopsida in to five subclasses.
Smith (1955) Reimers (1954)
Dixon (1932) Parihar (1955)
are the different parts of the ideal sporophyte of
bryophyte.
Foot Seta and capsule
Spores Both a and b
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The vascular tissues are absent in
algae fungi bryophytes All the above
10) stele is regarded as the most primitive one
Sipohono Haplo Dictyo atacto
11) A fertile spike with sporangia is formed in
Ophioglossum Psilotum
Marsilea Siver fern
12) Salvinia belongs to the class
Psilosida Lycopsida
Pterosida Sphenosida
13) is used for the cultivation of fresh water algae.
Richard's solution Pateur's medium
Bold's basal medium Ricker aand Ricker medium
14) The photosynthetic lamellae in algal cells are in nature.
Lipid Vitamin Protein Both a aand c
Q.2 Describe the multicellular forms of algae. 07
Give the economis importance of algae. 07
Q.3 Discuss the diversity in bryophytes with respect to reproduction. 07
Describe the modern trends of classification in algae. 07
Q.4 Describe the salient features and phylogeny of Anthocerotales. 07
Explain the stellar evolution in pteridophyte with suitable
examples.
07
Q.5 Give salient features of the class-chlorphyceae. 05
Describe in brief the ultra structure of BGA cell. 05
Describe the method of preservation of algae. 04
Q.6 Describe the methods of asexual reproduction in algae. 05
Describe the marine water forms of algae. 05
Add a note on current trends of research in pteridophytes. 04
Q.7 Writes note on any three: 14
Explain the phylogeny and interrelationship of sphenosida and
pterosida.
Describe in brief the diversity in bryophyte with respect to
morphology.
Describe the telome concept.
Describe the salient features of lycopsida.