AP Inter 2nd Year Botany Question Paper April 2022

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AP Inter 2nd Year Botany Question Paper April 2022

Time: 3 Hours
Max. Marks: 60

Note: Read the following instructions carefully.

  • Answer all the questions of Section – A. Answer ANY SIX questions in Section – B and answer ANY TWO questions in Section – C.
  • In Section – A, questions from Sr. Nos. 1 to 10 are of ‘Very short answer type’. Each question carries two marks. Every answer may be limited to 5 lines. Answer all these questions at one place in the same order.
  • In Section – B, questions from Sr. Nos. 11 to 18 are of “Short answer type”. Each question carries four marks. Every answer may be limited to 20 lines.
  • In Section – C, questions from Sr. Nos. 19 to 21 are of “Long answer type”. Each question carries eight marks. Every answer may be limited to 60 lines.
  • Draw labelled diagrams, wherever necessary for questions in Section – B and C.

Section – A
10 x 2 = 20

Each answer may be limited to 5 lines.

Question 1.
What are apoplast and symplast?
Answer:

Question 2.
What is the primary acceptor of CO2 in C3 plants? What is the first stable compound formed in a Calvin cycle?
Answer:

Question 3.
What is a genophore?
Answer:

Question 4.
Who proposed the chromosome theory of inheritance?
Answer:

Question 5.
What are the components of a nucleotide?
Answer:

Question 6.
What is the function fo the codon – AUG?
Answer:

Question 7.
Name any two artificially restructured plasmids.
Answer:

Question 8.
For which variety of Indian rice, has a patent been filed by a USA company?
Answer:

Question 9.
What are fermentors?
Answer:

Question 10.
Name any two industrially important enzymes;
Answer:

Section – B
6 x 4 = 24

Note: Answer any SIX questions. Each answer may be limited to 20 lines.

Question 11.
Transpiration is a necessary evil” Explain.

Question 12.
Explain different types of cofactors.

Question 13.
Draw a neat labelled diagram of chloroplast.

Question 14.
Write a note on the agricultural/horticultural application of auxins.

Question 15.
Explain the structure of TMV

Question 16.
Define and design a test cross.

Question 17.
Write the important features of Genetic Code.

Question 18.
What are some bio-safety issues concerned with genetically modified crops?

Section – C
2 x 8 = 16

Note: Answer any TWO questions. Each answer may be limited to 60 lines.

Question 19.
Explain the reactions of Kreb’s cycle.

Question 20.
Explain briefly the various processes of recombinant DNA Technology.

Question 21.
Describe the tissue culture technique. What are the advantages of tissue culture over conventional methods of plant breeding in crop improvement programs?

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