Solapur University
B.Sc. – I (Semester – I) Examination, 2015
BIOTECHNOLOGY
Introduction to Biosciences (Paper – I) (Old)
Plant Science
Day and Date : Wednesday, 8-4-2015 Max. Marks : 50
Time : 11.00 a.m. to 1.00 p.m.
Instructions : i) All questions are compulsory.
ii) Draw neat diagram wherever necessary.
iii) Figures to the right indicate full marks.
1. Choose the correct answer from given alternatives : 10
1) Embryo formation by unfertilized egg is known as __________
a) Parthenogenesis b) Diplospory
c) Apospory d) Parthenocarpy
2) Filiform apparatus is associated with ___________
a) Antipodals b) Synergids
c) Egg d) Embryo cell
3) ___________ is the largest cell of the embryo sac.
a) Synergids b) Antipodal
c) Central cell d) Egg
4) In male gametophyte ____________ eventually forms the pollen tube.
a) Generative cell b) Vegetative cell
c) Egg cell d) Sperm cell
5) When pollination is carried out by beetles, It is called as _________
a) Anemophily b) Entomophily
c) Cantharophily d) Ornithophily
6) Closed vascular bundles lack ___________
a) Ground tissue b) Conjuctive tissue
c) Cambium d) Pith
7) The cork, cork cambium and secondary cortex is collectively called as
___________
a) Phellem b) Phellogen
c) Phelloderm d) Periderm
8) A taxon is __________
a) A group of related families
b) A group of related species
c) A type of living organisms
d) A taxonomic group of any rank
9) The hormone responsible for apical dominance.
a) IAA b) GA
c) ABA d) Florigen
10) The pigment sensitive for red and far red light is __________
a) Chlorophyll b) Phytochrome
c) Cytochrome d) Carotene
2. Answer any five of the following : 10
1) Enlist principles of ICBN.
2) Give types of pollination with suitable examples.
3) What is fruit ? Enlist types of fruits.
4) Draw a labeled diagram of mature embryo sac.
5) Describe in brief practical applications of auxins.
6) Define secondary growth.
3. A) Answer any two of the following : 6
1) What is Binomial nomenclature ? Give its significance.
2) What is dormancy of seed ? Give methods of breaking of seed dormancy.
3) Describe periderm formation.
B) Give economic importance of gymnosperms. 4
4. Answer any two of the following : 10
1) Give outline of Bentham and Hooker’s system of classification.
2) Give salient features of fungi.
3) What is tissue ? Describe simple tissue with suitable example.
5. Answer any two of the following : 10
1) What is secondary growth ? Describe intrastellar normal secondary growth in
brief.
2) What is growth ? Give an account on phases of growth.
3) Describe development of male gametophyte with the help of diagram.
B.Sc. – I (Semester – I) Examination, 2015
BIOTECHNOLOGY
Introduction to Biosciences (Paper – I) (Old)
Plant Science
Day and Date : Wednesday, 8-4-2015 Max. Marks : 50
Time : 11.00 a.m. to 1.00 p.m.
Instructions : i) All questions are compulsory.
ii) Draw neat diagram wherever necessary.
iii) Figures to the right indicate full marks.
1. Choose the correct answer from given alternatives : 10
1) Embryo formation by unfertilized egg is known as __________
a) Parthenogenesis b) Diplospory
c) Apospory d) Parthenocarpy
2) Filiform apparatus is associated with ___________
a) Antipodals b) Synergids
c) Egg d) Embryo cell
3) ___________ is the largest cell of the embryo sac.
a) Synergids b) Antipodal
c) Central cell d) Egg
4) In male gametophyte ____________ eventually forms the pollen tube.
a) Generative cell b) Vegetative cell
c) Egg cell d) Sperm cell
5) When pollination is carried out by beetles, It is called as _________
a) Anemophily b) Entomophily
c) Cantharophily d) Ornithophily
6) Closed vascular bundles lack ___________
a) Ground tissue b) Conjuctive tissue
c) Cambium d) Pith
7) The cork, cork cambium and secondary cortex is collectively called as
___________
a) Phellem b) Phellogen
c) Phelloderm d) Periderm
8) A taxon is __________
a) A group of related families
b) A group of related species
c) A type of living organisms
d) A taxonomic group of any rank
9) The hormone responsible for apical dominance.
a) IAA b) GA
c) ABA d) Florigen
10) The pigment sensitive for red and far red light is __________
a) Chlorophyll b) Phytochrome
c) Cytochrome d) Carotene
2. Answer any five of the following : 10
1) Enlist principles of ICBN.
2) Give types of pollination with suitable examples.
3) What is fruit ? Enlist types of fruits.
4) Draw a labeled diagram of mature embryo sac.
5) Describe in brief practical applications of auxins.
6) Define secondary growth.
3. A) Answer any two of the following : 6
1) What is Binomial nomenclature ? Give its significance.
2) What is dormancy of seed ? Give methods of breaking of seed dormancy.
3) Describe periderm formation.
B) Give economic importance of gymnosperms. 4
4. Answer any two of the following : 10
1) Give outline of Bentham and Hooker’s system of classification.
2) Give salient features of fungi.
3) What is tissue ? Describe simple tissue with suitable example.
5. Answer any two of the following : 10
1) What is secondary growth ? Describe intrastellar normal secondary growth in
brief.
2) What is growth ? Give an account on phases of growth.
3) Describe development of male gametophyte with the help of diagram.
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