Subject : Biology 1st
Paper
Time : 3 hours. Marks.75
Group _ A Broad
Questions
1. a. Write down the characteristics of kingdom
-Planate. 5
b. Describe about Scalariform conjugation of Spirogyra. 10
Or,
a. Describe about Natural system of
Classification. 10
b. Write down the importances of Bacteria. 5
2. a. Describe about Phophase -1 of Meiosis-1. 10
b. What is cell -cycle ? 3
c. Write down the difference between Metaphase -
2 of meiosis -2 & metaphase of mitosis. 2
Or,
a. Describe about sporophytic stage of Fern. 10
b. Describe about life-cycle of yeast. 5
3. a. Describe about different types of Complex
tissue. 5
b. Describe about different types of vascular
tissue system. 6
c. Write down the characteristics of
meristematic tissue. 3
Or,
a. Describe about Krebs ' cycle. 10
b. What is called respiratory quotient (R.Q.) ? 2
c. Write down the significances of
fertilization. 3
Group -B (Short
Questions)
4. Give the
structure of yeast.
Or,
Give the
structure of E. Coli
5. Write down
the formation of lenticels. 5
Or,
Draw the
tissue system of internal primary growth of monocot stem. 5
6. Write down
the incomplete oxidation of pyruvic acid. 5
Or,
Describe
Calvin Cycle. 5
7. Give the
classification of protein. 5
Or,
Give the
classification of enzyme.
8. Write down
one scientific name with importance of each group of plant- 5
a. Pulse yielding plant.
b. Oil yielding plant.
c. Medicine Producing plant.
d. Timber yielding plant.
e. Fruit Yielding plant.
Or, Define
following terms -
a. Co-enzyme
b. Nucleoside
c. Parthenogenesis
d. Apospary
e. Triple fusion.
9. Give the structure
of a standard Ovule.
Or, Write down
the characteristics of Sotanaceae Family with figure. 5
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