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Guess
Papers
(FOR
CLASS BA,BSC PART 1) |
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B.SC.
Part One 3rd Year
Paper:Botany (Paper“B”)
Time Allowed:3 hours Max.Marks:30
Note: Attempt
any five questions,selecting two question from section-A and THREE
from section
-B.Illustrate your answers with neet dragrams.
SECTION-A
Q.1 Describe
various factors affecting photosynthesis?
(a)
Chlorophyle absorbs which kind of light.
(b)
Describe the properties of colloids.
Q.2
What are growth hormones? Describe the role of gibberlius inplant
growth?
Q.3 Differentiate
between:
(a)
Tropic and Nastic movements.
(b)
Nyctinasy and Epinasty.
(c)
Curvature and Nutation movements.
Q.4
Describe the mechanism responsible for passive salt absorption?
Q.5 What is omosis,
write the detailed account on the translocationwater in.
SECTION-B
tree
and define in detail the permeable membrane?
Q.6
Define the term embryology in
plants? Describe male gametpphyte?
Q.7
Define the enzymes? What are the mineral
elements?
Q.8 What
are tropic and nastic movements? How do they differ from one another?
Give suitable examples?
Q.9 Explain
the translocation of salts in plants?
Q.10
Define photosynthesis? What is dark reaction? Explain Calvin
cycle?
Q.11 Describe
various factors which affect the rate of transpiration?
Q.12
. Define embryology describe the development of embryo
upto the formation of seed in dicot plant?
Q.13 Write note on
the following?
(a) Capitulum.
(b)
Follicle.
(c)
Legume.
(d)
Nodulated roots
(e)
Cyathium
(f)
Species
(g) Plasmolysis. |
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