AP Inter 2nd Year Zoology Question Paper March 2023

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Thoroughly analyzing AP Inter 2nd Year Zoology Model Papers and AP Inter 2nd Year Zoology Question Paper March 2023 helps students identify their strengths and weaknesses.

AP Inter 2nd Year Zoology Question Paper March 2023

Time: 3 Hours
Maximum Marks: 60

Instructions:

Note : Read the following instructions carefully.

  1. Answer all the questions of Section – A. Answer any six questions in Section – B and answer any two questions in Section – C.
  2. 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.
  3. 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.
  4. 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.
  5. Draw labelled diagrams, wherever necessary for questions in Section – B and C.

Section – A

Note : Answer ALL the questions in 5 lines each. 10 × 2 = 20

Question 1.
Write the names of any four mononuclear phagocytes.

Question 2.
What is Chyme?

Question 3.
Name the cranial meninges covering the brain of man.

Question 4.
Mention any four fish by-products.

Question 5.
What are the measures one has to take to prevent contracting STDs?

Question 6.
What do you know about arbor vitae ?

Question 7.
Name the yellow mass of cells accumulated in the empty fol-licle after ovulation. Name the hormone secreted by it and what is its function ?

Question 8.
MRI scan is harmless – Justify.

Question 9.
What are renal pyramids and renal papillae ?

Question 10.
“Colostrum is very much essential for the new bom infants”. Justify.

Section – B (6 × 4 = 24)

Note : Answer any six questions in 20 lines each:

Question 11.
Describe the structure of synovial joint with the help of a neat labelled diagram.

Question 12.
Draw a neat labelled diagram of L.S. of tooth.

Question 13.
How is sex determined in human beings ?

Question 14.
Distinguish between homologous and analogous organs.

AP Inter 2nd Year Zoology Question Paper March 2023

Question 15.
What are the major transport mechanisms for CO2 ? Explain.

Question 16.
Explain in brief structure of Insulin.

Question 17.
Compare a ‘pituitary dwarf and a ‘thyroid dwarf in respect of similarities and dissimilarities they possess.

Question 18.
Explain Darwin’s theory of Natural selection with industrial melanism as an experimental proof.

Section – C (2 × 8 = 16)

Note : Answer any two questions in 60 lines each:

Question 19.
Describe male reproductive system of a man. Draw a labelled diagram of it.

Question 20.
Describe the structure of the heart of man with the help of neat labelled diagram.

Question 21.
What is crisscross inheritance ? Explain the inheritance of one sex linked recessive character in human beings.

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