Radial symmetry is seen in

  • Mollusca

  • Chordata

  • Porifera

  • Ctenophora

Ancylostoma is also known as

  • Pinworm

  • Hookworm

  • Flatworm

  • Filarial worm

Chitinous exoskeleton is present in

  • Mollusca

  • Echinodermata

  • Arthropoda

  • Porifera

In which of the following are air sacs connected to the lungs?

  • Neophron

  • Testudo

  • Ornithorhynchus

  • Chelone

Which of the following shows organ and organ system level of organisation for the first time?

  • Annelida

  • Ctenophora

  • Platyhelminthes

  • Aschelminthes

Which of the following statements about Aschelminthes is incorrect

  • They are pseudocoelomate

  • Digestive system is complete

  • Circulatory and respiratory system is well developed

  • Distinctive features include –often worm shaped, elongated

Pseudocoelomate among the following is

  • Ancylostoma

  • Nereis

  • Pheretima

  • Taenia

Which of the following is not an avian character?

  • Cartilaginous bones which are pneumatic

  • Homoiothermus

  • Hind limbs have scales

  • Fertilisation is internal

Match the following

(1)

Macropus

(i)

vulture

(2)

Neophron

(ii)

Flying fox

(3)  

Aptenodytes  

(iii)  

Kangaroo

(4)

Pteropus

(iv)

Penguin

  • 1-(iii), 2-(iv), 3-(ii), 4-(i)

  • 1-(ii), 2-(i), 3-(iv), 4-(iii)

  • 1-(iii), 2-(i), 3-(iv), 4-(ii)

  • 1-(I), 2-(ii), 3-(iii), 4-(iv)

True Segmentation of the body is seen in

  • Taenia

  • Nereis

  • Ascaris

  • Wuchereria

The largest and the second largest phylum of the animal kingdom are

  • Arthropoda and Echinodermata

  • Echinodermata and Mollusca

  • Mollusca and vertebrata

  • Arthropoda and Mollusca

Which of the group of animals is triploblastic, coelomate and bilateral?

  • Aschelminthes

  • Porifera

  • Arthropoda

  • Ctenophora

Which of the following is not a feature of the phylum chordata?

  • Dorsal heart

  • Central nervous system is dorsal

  • Paired pharyngeal gill slits

  • Post anal tail

The presence of notochord in the larval tail is a characteristic of

  • Doliolum

  • Branchiostoma

  • Balanoglossus

  • Petromyzon

Match the following

1)

Exocoetus

(i)

Rohu

2)

Pterophyllum    

(ii)

Fighting fish

3)

Betta                  

(iii)

flying fish

4)  

Labeo                

(iv)  

Angel fish

  • 1-(i), 2-(ii), 3-(iii), 4-(iv)

  • 1-(iv), 2-(iii), 3-(ii), 4-(i)

  • 1-(iii), 2-(iv), 3-(ii), 4-(i)

  • 1-(iii), 2-(iii), 3-(ii), 4-(i)

Which of the following animal has a diploblastic level of organisation?

  • sponges

  • Adamsia

  • Ctenoplana

  • both (2) and (3)

Development involves an indirect or larval form in which of the following?

  • Pleurobrachia

  • Euspongia

  • both (1) and (2)

  • none of the above

Which is true for flatworms?

  • Bilaterally symmetrical

  • Triploblastic body plan

  • Acoelomate animals

  • All of these

Match the following

1)

Pennatula

(i)

sea fan

2)

Gorgonia               

(ii)

brain coral

3)  

Meandrina             

(iii)

sea anemone

4)

Adamsia                

(iv)   

sea pen

  • 1-(i), 2-(ii), 3-(iii), 4-(iv)

  • 1-(iv), 2-(i), 3-(ii), 4-(iii)

  • 1-(iv), 2-(ii), 3-(iii), 4-(ii)

  • 1-(i), 2-(iv), 3-(iii), 4-(ii)

Meandrina which is also known as Brain Coral is a

  • Poriferan

  • Coelenterate

  • Echinoderm

  • Mollusc

Which of the following cnidarians are radially symmetrical and sessile?

  • Hydra

  • Aurelia

  • Adamsia

  • Both (1) and (3)

Hermaphroditism is found in which phyla?

  • Ctenophora

  • Platyhelminthes

  • Porifera

  • All of these.

Match the following cells/structures with their phyla of origin

1)

Flame cells

(i)

Coelenterata

2)

Choanocytes  

(ii)

Platyhelminthes

3)

Cnidocytes

(iii)  

Ctenophora

4)  

Comb plates

(iv)

Porifera

  • 1-(i), 2-(iv), 3-(ii), 4-(iii)

  • 1-(iii), 2-(ii), 3-(iv), 4-(i)

  • 1-(ii), 2-(iv), 3-(i), 4-(iii)

  • 1-(ii), 2-(iii), 3-(i), 4-(iv)

Digestive system consists of a mouth and anus in which animals

  • Ancylostoma

  • Wuchereria

  • Adamsia

  • Both (1) and (2)

A high regeneration capacity is present in

  • Planaria

  • Ancylostoma

  • Sepia

  • Sea cucumber

Limbs are present in

  • Osteichthyes

  • Chondrichthyes

  • Reptiles

  • urochordates

Which of the following statement/s about chondrichthyes are incorrect?

1) Notochord is persistent throughout life

2) Endoskeleton is made up of bones

3) Operculum present

4) Skin is covered by placoid scales

(1) All of the above

(2) None of the above

  • (3) 1 nd 4 are incorrect

  • (4) 2 and 3 are incorrect

  • 3
  • 4

Which of the following animal has a bony endoskeleton?

  • Exocoetus

  • Clarias

  • Pristis

  • both (1) and (2)

In which of these examples are the members exclusively chondrichthyes

  • Scoliodon, Pristis, Labeo, Betta

  • Scoliodon, Pristis, Betta, Trygon

  • Scoliodon, Trygon, Pristis, Carcharodon

  • Scoliodon, labeo, Carcharodon, Pristis

Dry, cornified skin along with epidermal scales or scutes is found in

  • Tortoise

  • Hyla

  • Bufo

  • All of the above

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Practice Zoology Quiz Questions and Answers