Veer Narmad South Gujarat University 2011-1st Year B.Sc Biochemistry SB-0622 Biology - 1 ( old ) - Question Paper
SB-0622
March/April - 2011 Biology : Paper - I
Time : Hours] [Total Marks : 70
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Fillup strictly the details of signs on your answer book.
Name of the Examination :
F. Y. B. Sc.
Name of the Subject:
Biology : 1 (Old)
-Section No. (1,2,.....): Nil
Student's Signature
-Subject Code No.:
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ENGLISH VERSION
Instruction : (1) As per the instruction No. 1 of Page No. 1.
(2) Figures to the right indicate full marks of the questions.
(3) Illust-rate answer with neat and labelled diagram if necessary.
(4) Question 1 is compulsory.
1 (a) Answer briefly : 4
(i) Define-Aqua-culture.
(ii) Write floral formula of family Amarillidaceal.
(iii) Define-Alternation of generation.
(iv) What is community ecology?
(b) Give answer as directed : 8
(i) Explain parietal placentation.
(ii) Explain cycas corolloid root.
(iii) Why spirogyra known as silky-ponds ?
(iv) Classify Nephrolepis.
2 (a) Describe the sexual reproduction in spirogyra. 6
(b) Classify cucurbitaceae, its general characters and cite 6 the scientific names of any two plants.
OR
2 (a) Describe : Apogamy and Apospory. 6
(b) Classify Amaryllidaceae, its general characters and 6
cite the scientific names of any two plants.
3 Describe the sexual-reproduction in funaria (MOSS). 12
OR
3 Define photosynthesis and describe Hatch-Slack cycle.
4 Describe reproduction in cycus. 12
OR
4 Describe. 12
(a) Nephrolepis-prothallus.
(b) Ergestic matters in plants.
5 Give an account of medicinal plants. 12
OR
5 Describe main types of plant-movements. 12
6 Write short notes : (any two) 10
(i) Characters of Hydrophytic.
(ii) Green ear of Bajara.
(iii) Conservation of forest.
(iv) Artificial seed.
(v) Algae-General characters and thallus structure.
SB-0622] 3 [ 500 ]
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