TS Inter 1st Year Botany Question Paper March 2023

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TS Inter 1st Year Botany Question Paper May March 2023

Time: 3 Hours
Maximum Marks: 60

Section – A (10 × 2 = 20)

Note :

  • Answer ALL questions.
  • Each question carries TWO marks.
  • ALL are very short answer type questions.

Question 1.
Why is Mendel considered as the father of Genetics ?

Question 2.
What is Palaeobotany ? What is its uses ?

Question 3.
What does ICBN stand for ?

Question 4.
Which organ is modified to trap insects in insectivorous plants ? Give two examples.

Question 5.
Define mericarp. In which plant you find it ?

Question 6.
Name the type of pollination mechanism found in members of Fabaceac.

TS Inter 1st Year Botany Question Paper March 2023

Question 7.
What is refered to as satellite chromosome ?

Question 8.
Give one example for each of aminoacids, sugars, nucleotides and fatty acids.

Question 9.
Which tissue of animals and plants exhibits meiosis ?

Question 10.
Define communities ? Who classified plant communities into hydrophytes, mesophytes and xerophytes ?

Section – B (6 × 4 = 24)

Note :

  • Answer ANY SIX questions.
  • Each question carries FOUR marks.
  • ALL are of short answer type questions.
  • Draw labelled diagrams wherever necessary.

Question 11.
What is meant by identification and nomenclature ? How is a key helpful in the identification and classification of an arganism ?

Question 12.
What are the characteristic features of Euglenoids ?

Question 13.
“Fertilisation is not an obligatory event for fruit production is certain plants”. Explain the statement.

Question 14.
Describe the essential floral parts of plants belonging to Liliaceae.

Question 15.
Describe the cell organelle which contains chlorophyll pig-ments.

Question 16.
Schematically represent primary, secondary and tertiary structures of a hypothetical polymer using protein, as an example.

TS Inter 1st Year Botany Question Paper March 2023

Question 17.
State the location and function of different types of meristems.

Question 18.
What are hydrophytes ? Briefly discuss the different kinds of hydrophytes with examples.

Section – C (2 × 8 = 16)

Note :

  • Answer ANY TWO questions.
  • Each question carries EIGHT marks.
  • ALL are long answer type questions.
  • Draw labelled diagrams wherever necessary.

Question 19.
Define root modification. Explain how root is modified to perform different functions.

Question 20.
Draw the diagram of a microsporangium and label its wall layers. Write briefly about the wall layers.

Question 21.
Describe the T.S of a dicot stem.

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