Competitive Exams: Zoology MCQs (Practice-Test 3 of 112)

  1. The. Main excretory organelle in Amphioxus is

    1. Solenocytes

    2. brown funnels

    3. Hatschek's nephridium

    4. atrium

  2. Consider the following:

    1. Parapsida

    2. Anapsida

    3. Diapsida

    4. Rhyncocephalia

    5. Chelonia

    6. Cotylosauria

    The connect sequence of taxa representing the hierarchical order for extant tortoises under class Reptilia is

    1. 1, 3, 4

    2. 3, 5

    3. 2, 3, 6

    4. 2, 5

  3. Consider the following dentla formula: I 3/3; c l/1; p 4/4; m 3/3 This dental formula belongs to order

    1. Chiroptera

    2. Dermoptera

    3. Pholidata

    4. Insectivora

  4. Consider the following parts:

      • Contractile vacuole
      • Osmoregulation
      • Syzygy
      • Monocystis
      • Undulating membrane
      • Plasmodium
      • Pseudopodia
      • Paramecium

    Which of these pairs are correctly matched?

    1. 1 and 4

    2. 2 and 4

    3. 1 and 3

    4. 1 and 2

  5. Consider the following pairs:

      • Lithocytes
      • Obelia
      • Choanocytes
      • Sycon
      • Chloragogen cells
      • Pheretima

    Which of these pairs are correctly matched?

    1. 1, 2 and 3

    2. 1 and 2

    3. 1 and 3

    4. 2 and 3

  6. Match list I (Animal phyla) with List II (Names of types of cells? tissues present in the phylum) and select the correct answer:

    List-I List-II
    1. Porifera

    2. Coelenterata

    3. Platyhelminthes

    4. Hirudinea

    1. Choanocytes

    2. Solenocytes

    3. Botryoidal tissue

    4. Cnidocytes

    • A
    • B
    • C
    • D
      • 1
      • 4
      • 3
      • 2
      • 1
      • 4
      • 2
      • 3
      • 4
      • 1
      • 3
      • 2
      • 4
      • 1
      • 2
      • 3
  7. Match List I with List II and select the correct answer:

    List-I List-II
    1. Spicule

    2. Typhlosole

    3. Wheel organ

    4. Pencardial glands

    1. Pheretima

    2. Herdmania

    3. Periplaneta

    4. Unio

    5. Amphioxus

    • A
    • B
    • C
    • D
      • 2
      • 1
      • 5
      • 4
      • 1
      • 2
      • 3
      • 4
      • 2
      • 1
      • 4
      • 2
      • 1
      • 2
      • 4
      • 3
  8. Match List I with list II and select the correct answer:

    List-I List-II
    1. Taenia

    2. Ascaris

    3. Fasciola

    4. Pheretima

    1. Dorsal nerve and ventral nerve

    2. Metameric segmentation

    3. Proglottis

    4. Endoparasite

    • A
    • B
    • C
    • D
      • 3
      • 1
      • 4
      • 2
      • 3
      • 1
      • 2
      • 4
      • 1
      • 3
      • 4
      • 2
      • 1
      • 3
      • 2
      • 4
  9. Consider the following statement: Chitin is found in

    1. exoskeleton of Palaemon

    2. setae of Pheretima

    3. tube feet of Asterias

    Which of the above statements are correct?

    1. 1, 2 and 3

    2. 1 and 2

    3. 2 and 3

    4. 1 and 3

  10. Trochophore larva differs from Tomaria larva in having

    1. ciliary bands

    2. nephridia

    3. apical ciliary plate

    4. mouth and anus

  11. Each parapodium of Nereis has

    1. a dorsal neuropodium, a ventral notopodium and two acicula

    2. a dorsal notopodium, a ventral neuropodium and one aciculum

    3. a dorsal notopodium, a ventral neuropodium and two acicula

    4. a dorsal neuropodium, a ventral notopodium and one aciculum

  12. The following cranial nerves originate from the brain of a fish:

    1. Oculomotor

    2. Trochlear

    3. Trigeminal

    The correct sequence of these nerves is

    1. 1, 2, 3

    2. 1, 3, 2

    3. 2, 1, 3

    4. 3, 1, 2

  13. During metamorphosis of Amphioxus larva

    1. provisional caudal fin is retained

    2. all the gill-slits get closed

    3. the endostyle appears on the right side of the inner face of pharangeal wall

    4. the cluB'shaped glands are retained

  14. Consider the following statements associated with an ascidian:

    1. The external covering surrounding the animal is a leathery translucent test or tunic composed of tunicin

    2. The foot is made entirely of test that has clear martrix with branchial tentacles

    3. The vascular ampullae form vascular areas of bright red patches on the test.

    Which of the above statements are correct?

    1. 1, 2 and 3

    2. 1 and 2

    3. 2 and 3

    4. 1 and 3

  15. Which one of the following is the correct sequence of blood flow in Herdmania?

    1. Ventral aorta-Heart-Dorsal aorta-Branchial vessel

    2. Ventral aorta-Dorsal aorta-Heart-Branchial vessel

    3. Branchial vessel-Dorsal aorta-Ventral aorta-Heart

    4. Heart-Dorsal aorta-Ventral aora-Branchial vessel