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Posted By: preet Member Level: Gold Posted Date: 13 Sep 2008
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2005 University of Rajasthan B.Sc Botany DIVERSITY OF SEEDS PLANTS AND THIER SYSTEMATICS (FIRST PAPER ) University Question paper
B.SC (PART II) EXAMINATION , 2005
(FACULTY OF SCIENCE)
[ALSO COMMON WITH SUBSIDIARY PAPER OF B.SC.(HONS.)PART II]
(THRE YEAR SCHEME OF 10+2+3 PATTERN)
BOTANY (FIRST PAPER)
(DIVERSITY OF SEEDS PLANTS AND THIER SYSTEMATICS )
DESCRIPTIVE PART - II
TIME ALLOWED: TWO HOURS MAXIMUM MARKS- 30
ATTEMPT THREE QUESTION IN ALL . QUESTION CARRY EQUAL MARKS :
1. WRITE A SHORT NOTES ON :
(I) GLOSSOPTERIS (II) FEMALE CONE OF PINUS (MARKS - 5+5)
2. DRAW WELL LABELLED DIAGRAMS OF THE FOLLOWING :
(I) T.S. OF CORALLOID ROOT OF CYCASE
(II) T.S. OF YOUNG STEM OF EPHEDRA
(III) T.S. OF RACHIS OF CYCAS
(IV) L.S. OF EPHEDRA SEED (MARKS -2.5+2.5+2.5+2.5)
3. WRITE SHORT NOTES ON :
(I) STRUCTURE OF THE OVULE OF CYCAS
(II) NEEDLE OF PINUS
(III) MALE AND FEMALE FLOWERS OF EPHEDRA (MARKS - 3+3+4)
4. DISCUSS THE FOLLOWING IN BRIEF :-
(I) ORIGIN OF ANGIOSPERM
(II) MERITS AND DEMERITS OF BENTHEM AND HOOKER'SCLASSIFICATION
(III) CONTRIBUTION OF CYTOLOGY TO TAXONOMY (MARKS - 4+3+3)
5. DESCRIBE THE FOLLOWING :-
(I) INFLORESCENCE OF LAMIACEAE
(II) CORELLA OF PAPILIONACEAE
(III) ANDROECIUM OF RANUNCULACEAE
(IV) GYNOECIUM OF APOCYNACEAE (MARKS -2.5+2.5+2.5+2.5)
6. DESCRIBE THE FOLLOWING :-
(I) DIFFRENCES IN FLORAL CHARACTERS OF THE THREE SUB -FAMILIES
OF LEAGUMINOSAE
(II) FLORAL FORMULA AND FLORAL DIAGRAM OF POACEAE
(III) ECONOMIC IMPORTANCE OF LILIACEAE (MARKS - 4+3+3)
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