773
MBO-02
June - Examination 2016
MSC (Previous) Botany Examination
Pteridophytes, Gymnosperms and Paleobotany
Paper - MBO-02
Time : 3 Hours ]
Note:
[ Max. Marks :- 80
The question paper is divided into three sections A, B and C.
Write answers as per the given instructions.
{ZX}e : àíZ-nÌ "A', "~' Am¡a "g' VrZ IÊS>m| ‘| {d^m{OV h¡& à˶oH$
IÊS> Ho$ {ZX}emZwgma àíZm| H$m CÎma Xr{OE&
Note:
Section - A
8 × 2 = 16
(Very Short Answer Questions)
Answer all questions. As per the nature of the question
delimit your answer in one word, one sentence or
maximum upto 30 words. Each question carries 2 marks.
IÊS> - "A'
(A{V bKw CÎmar¶ àíZ)
{ZX}e : g^r àíZm| Ho$ CÎma Xr{OE& AnZo CÎma H$mo àíZmZwgma EH$ eãX,
EH$ dm³¶ ¶m A{YH$V‘ 30 eãXm| ‘| n[agr{‘V H$s{OE& à˶oH$ àíZ
2 A§H$m| H$m h¡&
MBO-02 / 900 / 4 (1)
(P.T.O.)
773
1) (i) What is Leptosporangiate development of sporangia?
(ii) Name two homosporous pteridophytes.
Cg AZmd¥V~rOr H$m Zm‘ {b{IE {Og‘o§ Mb nw‘Uw nm¶m OmVm h¡&
(vii) Write the form generation for the leaf of caytonia.
H$moZr{’$aoëg H$s {deofVm {b{IE&
(vi) Name the gymnosperm which has motile sperm.
AZmd¥V~rOr Ho$ Xmo {deofVmE± {b{IE&
(v) Write the characteristic of coniferales.
ßboñQ>moñQ>rb H$mo n[a^m{fV H$s{OE&
(iv) Write two characteristic of gymnosperm.
Xmo g‘~rOmpÊdH$ Q>oamoS>mo’$mBQ>m Ho$ Zm‘ {b{IE&
(iii) Define Plectostile.
boßQ>moñnmoaopÝOEQ> àH$ma H$m ~rOmUwYmZr n[adY©Z ³¶m h¡?
Ho$Q>mo{Z¶m Ho$ nU© H$m Hy$Q>d§e {b{IE&
(viii)Write two features of Glossopheris with Pteridophytes.
½bmogmoßQ>o[ag Ho$ Xmo bjU {b{IE&
MBO-02 / 900 / 4 (2)
(Contd.)
773
Note:
Section - B
4 × 8 = 32
(Short Answer Questions)
Answer any four questions. Each answer should not
exceed 200 words. Each question carries 8 marks.
(IÊS> - ~)
(bKw CÎma dmbo àíZ)
{ZX}e : {H$Ýhr Mma àíZm| Ho$ CÎma Xr{OE& Amn AnZo CÎma H$mo A{YH$V‘
200 eãXm| ‘| n[agr{‘V H$s{OE& à˶oH$ àíZ 8 A§H$ H$m h¡&
2) Describe the generalized life cycle of pteridophyta.
Q>o[aS>mo’$mBQ>m Ho$ gm‘mݶ OrdZ MH«$ H$m dU©Z H$s{OE&
3) Write a note on classification of pteridophyta.
Q>o[aS>mo’$mBQ>m Ho$ dJuH$aU na {Q>ßnUr {b{IE&
4) Write a note on Telome theory.
Q>rbmo‘ {gÕmÝV na {Q>ßnUr {b{IE&
5) Write characteristic of families of cycadoidales.
gmBH$mo{S>¶moS>oëg Ho$ {d{^ÝZ Hw$bm| H$s {deofVmE± {b{IE&
6) Describe the anatomy of leaf of Gnetum.
ZrQ>‘ Ho$ nÎmr H$s Am§V[aH$ g§aMZm H$m dU©Z H$s{OE&
7) Write note on compression fossils.
H$åàoeZ Ordmí‘ na {Q>ßnUr {b{IE&
8) Write a note on Paleozoic era.
n¡{b¶mOmoB’$$ ‘hmH$ën na {Q>ßnUr {b{IE&
9) Write characteristic features of Pteridospermales.
Q>o[aS>moñn‘}ëg Ho$ {deof bjU {b{IE&
MBO-02 / 900 / 4 (3)
(P.T.O.)
773
Note:
Section - C
2 × 16 = 32
(Long Answer Questions)
Answer any two questions. You have to delimit your each
answer maximum upto 500 words. Each question carries
16 marks.
(IÊS> - g)
(XrK© CÎmar¶ àíZ)
{ZX}e : {H$Ýhr Xmo àíZm| Ho$ CÎma Xr{OE& CÎma H$mo A{YH$V‘
n[agr{‘V H$aZm h¡& à˶oH$ àíZ 16 A§H$ H$m h¡&
500 eãXm|
‘|
10) Write detail account on Lyginopteris.
bmB{OZmoßQ>o[ag na {dñV¥V boI {b{IE&
11) Describe the alternation of generation in heterosporous
peteridophytes.
{df‘~rOmpÊdH$ Q>o[aS>mo’$mBQ>m ‘| nrR>r EH$mÝVaU H$m dU©Z H$s{OE&
12) Describe the male and female reproductive structures in
coniferales.
H$mo{Z’o$aoëg Ho$ Za d ‘mXm OZZm§Jmo H$m dU©Z H$s{OE&
13) Describe the process of fossilization.
Ordmí‘rH$aU H$s à{H«$¶m H$m dU©Z H$s{OE&
MBO-02 / 900 / 4 (4)