Loyola College B.Sc. Zoology April 2003 Invertebrata Question Paper PDF Download

LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

B.Sc. DEGREE  EXAMINATION  – ZOOLOGY

first SEMESTER  – APRIL 2003

ZO 1500  ZOO 500 invertebrata

05.04.2003

1.00 -4.00                                                                                           Max: 100 Marks

 

PART A                             (10 ´ 2 = 20 Marks)

 

Answer ALL the questions in each two or three sentences:

 

  1. What is cyclosis?
  2. How are corals reefs formed?
  3. What is parapodium? Mention the functions.
  4. What is Hirudin?
  5. What is petasma?
  6. What is radula?
  7. What is nephridium?
  8. Comment on ink sac.
  9. What is cysticercus?
  10. What is pedipalp and mention its function?

 

 

 

PART B                              (4´ 10 = 40 Marks)

 

Answer any FOUR of the following

 

  1. Draw neat diagrams of T.S of Nereis and Leech and label the parts.
  2. Explain the different types of reproduction in Paramecium.
  3. Discuss briefly the life history of Ascaris.
  4. Explain the characteristics of Peripatus and its significance.
  5. Explain with suitable diagram two types of mouth parts in insects.
  6. Explain the respiratory mechanism in Pila.

 

           

PART C                          (2´ 20 = 40 Marks)                   

Answer any two of the following

 

17.  What is alternation of generation? Explain with a suitable example.

  1. Discuss the structure and function of water vascular system in starfish.
  2. Write an essay on metamerism in Annelida.
  3. Give an account of nematode parasites of man.

 

 

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Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2016 Invertebrata Question Paper PDF Download

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Loyola College B.Sc. Adv. Zoology & Bio-Technology Nov 2016 Invertebrata Question Paper PDF Download

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Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2006 Invertebrata Question Paper PDF Download

             LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – ADV. ZOOLOGY & BIO-TECHNOLOGY

TS 2

FIRST SEMESTER – APRIL 2006

                                                              AZ 1500 – INVERTEBRATA

(Also equivalent to ZO 1500)

 

 

Date & Time : 28-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 Part A                                    (Answer All)                          10 ´ 2 = 20

 

  1. What is coelom?
  2. Comment on histolysin
  3. Mention the function of hirudin.
  4. What is cyclosis?
  5. What is hectocotylised arm?
  6. What are dermal ossicles?
  7. What is statocyst?
  8. What is binomial nomenclature?
  9. Define metamerism.
  10. Comment on choanocyte.

Part B                                     (Answer any four)                 4 ´ 10 = 40

 

  1. Explain the endoerythrocytic cycle.
  2. Explain the life history of Ascaris.
  3. Explain the cephalic appendages of prawn.
  4. Describe the structure of Paramecium.
  5. What are coral reefs? How it is formed? Explain.
  6. Discuss the external characters of leech .

Part C                                     (Answer any two)                              2 ´ 20 = 40

  1. Explain the phylogenetic significance of Peripatus.
  2. With a suitable diagram explain the water vascular system in starfish and add a note on its function.
  3. What is metagenesis? Explain with a suitable example.
  4. Write an essay on reproduction in Protozoa.

 

 

 

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Loyola College B.Sc. Adv. Zoology & Bio-Technology April 2008 Invertebrata Question Paper PDF Download

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

       B.Sc. DEGREE EXAMINATION – ADVANCED ZOOLOGY & BIOTECH.

DE 1

 

FIRST SEMESTER – APRIL 2008

AZ 1500 / ZO 1500 – INVERTEBRATA

 

 

 

Date : 03/05/2008                Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

            PART – A

Answer ALL the questions                                                                            (10 x 2 = 20 marks)

 

  1. Comment on Ink glands.
  2. What are book lungs?
  3. What is Ommatidium?
  4. What are tube feet?
  5. Draw the structure of Aristotles lantern.
  6. Differentiate between Conjugation and Endomixis.
  7. Give two external features of scorpion.
  8. What are Coral reefs?
  9. What is Radula and its functions?
  10. Define living fossil.  Give any two examples.

 

PART – B

Answer any FOUR questions                                                                   (4 x 10 = 40 marks)

 

  1. Describe the heteronereis phase.
  2. Give an account of the larvae of echinodermata and their significance.
  3. Describe the Cephalic appendages of Penaeus.
  4. Give an account of the Canal system in sponges.
  5. Give an account of the process of Conjugation in Paramoecium and its significance.
  6. Describe the structures connected with parasitic adaptations in Taenia.

 

PART – C

Answer any TWO questions                                                                    (2 x 20 = 40 marks)

 

  1. Write an essay on social life of insects.
  2. Peripatus is the connecting link between Annelida and Arthropoda – Discuss.
  3. Write an essay on Coral reefs.
  4. Give a detailed account on the effects of Parasitism on host, giving suitable examples.

 

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