Total No. of Questions 12] [Total No. of Pages 2
M.Sc. (Previous) DEGREE EXAMINATION, MAY 2018
First Year
BOTANY
Biology and Diversity of Algae, Bryophytes, Pteridophytes and Gymnosperms
Time 3 Hours Maximum Marks 70
SECTION A × 6 30)
Answer any Five questions from the following
Q1) Ecology of cyanophyta
Q2) Fossil algae
Q3) Thallus range in Bryophytes
Q4) Archegonium
Q5) Psilotum rhizome T.S.
Q6) Embryo in Lycosida
Q7) RLS and TLS
Q8) Cones in Pinus
SECTION B × 10 40)
Answer all questions
Q9) Describe the life cycle patterns in Algae.
OR
Describe the economic importance of Algae.
Q10) Describe the reproduction and evolutionary trends in Hepaticopsida.
OR
Compare and contrast the reproduction in Anthocerotopsida and Bryopsida.
Q11) Describe the stelar variation in Lycopsida.
OR
Give an account of fossil Pteridophytes.
Q12) Describe the structure of wood in Gnetum.
OR
Enumerate the salient features of Bennettitales.