CSIR NET JRF: Zoology MCQs (Practice-Test 76 of 112)

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1. Vector of Leishmaniasis is

   1. Phlebotomus argentipes

   2. Simulium dammosum

   3. Pulex irritans

   4. Culex quinquefasciatus

2. Which one of the following pairs is correctly matched?

   1. • Green gland
      • Palaeman carcinus
   2. • Collectrial gland
      • Aedes aegypti
   3. • Poison gland
      • Bombyx mori
   4. • Silk gland
      • Apis dorsata

3. Which one of the following larval forms is common in both Mollusca and Annelida?

   1. Veliger larva

   2. Golchidium larva

   3. Trochophore larva

   4. Zoaea larva

4. Match List I with List II and select the correct answer by using the codes given below the list:

   List-I	List-II
   Echinodermata Arthropoda Nemathelminthes Anneida	Coelom absent Haemocoel Enterocoelous coelom Pseuddocoelom Tru coelom

   • A
   • B
   • C
   • D
   1. • 2
      • 1
      • 5
      • 4
   2. • 3
      • 2
      • 4
      • 5
   3. • 2
      • 5
      • 4
      • 3
   4. • 3
      • 1
      • 2
      • 5

5. Which one of the following pairs is correctly matched?

   1. • Ratitate
      • Penguin
   2. • Ammocoetes larva
      • Scolidon
   3. • Craniostylic jaw
      • Mammal suspension
   4. • Apoda
      • Reptile

6. Which one of the following is cartilaginous fish?

   1. Heteropneustes

   2. Onchorhynchus

   3. Anabas

   4. Trygon

7. Apteryx is present only in

   1. India

   2. New Zealand

   3. Ireland

   4. Africa

8. Consider the following statements: During the alternation of generations among most hydrozoans, the medusae are necessarily

   1. Flee living

   2. Monoecious

   3. Sedentary

   4. Dioecious

   Of these statements

   1. 1 and 4 are correct

   2. 1 and 2 are correct

   3. 2 and 3 are correct

   4. 3and4 are correct

9. Match List I with List Ii and select the correct answer using the codes given below the lists:

   List-I (Parasite)	List-II (Infective stage)
   Plasmodium Fasciola Ascaris Taenia	Onchosphere Sporzoite Cercaria Embroyonated egg. Metacercaria

   • A
   • B
   • C
   • D
   1. • 4
      • 3
      • 5
      • 1
   2. • 2
      • 5
      • 4
      • 1
   3. • 4
      • 5
      • 2
      • 3
   4. • 2
      • 1
      • 4
      • 3

10. Which of the following pairs of animals and gland are correctly matched?

    1. • Pheretima Blood gl
    2. • Nereis Mehlis's gl
    3. • Hirudinaria Salivary gl

    Select the correct answer using he codes given below:

    Codes:

    1. 1 and 2

    2. 2 and 3

    3. 1 and 3

    4. 1, 2 and 3

11. Superposition of image formation by the compound eye of prawn

    1. Becomes possible because bright light brings about isolation of ommatidia and helps in the formation of such an image.

    2. Is the result of uniform distribution of iris pigment and retinal shealth

    3. Is due to the migration of iris sheath towards the surface and retinal sheath towards the basement membrane

    4. Becomes possible because both the sheaths change their respective positions from one to the other

12. Consider the following appendages of prawn:

    1. Antenna

    2. Maxillipeds

    3. Antennules

    4. Plepods

    5. Peraeopods

    The correct sequence of these appendages of prawn from the anterior to the posterior axis is

    1. 3, 5, 2, 1, 4

    2. 3, 2, 5, l, 4

    3. 3, l, 2, 5, 4

    4. 3, 1, 5, 2, 4

13. The disposition of internal organs of a snail shows an asymmetry because

    1. Of a soft unsegmented body

    2. Of torsion of the visceral components

    3. Of delimitation of the body by a shell

    4. The body lacks appendages

14. Consider the following organs

    1. Ambulacral groove

    2. Parapodium

    3. Restellum

    4. Madreponte

    Those seen only in a starfish would include

    1. 2 and 3

    2. 3 and 4

    3. 1 and 4

    4. l and 3

15. Which of the following pairs is/are correctly matched? Animals Excretory organ

    1. • Herdmania
       • Neural gland
    2. • Balanoglossus
       • Protonephridia
    3. • Amphioxus
       • Proboscis gland

    Select the correct answer using the codes given below:

    Codes:

    1. 2 and 3

    2. 1 and 2

    3. 1 and 3

    4. 1 alone