Question # 1

Notochord is present throughout life in

Choose an answer

Urochordates

Chordates

Cephalochordates

Vertebrates

Pre-chordates is another name used for

Choose an answer

Echinoderms

Protochordates

Cephalochordates

Hemichordates

The pairs of gills present in cyclostomata are

Choose an answer

5-7

10-12

6-14

4-5

Which of the following is a distinguishing character of sponges

Choose an answer

Tentacles

Ceoleteron

Choanocytes

Calcareous skeleton

Which characteristic is common in both cnidarians and flatworms

Choose an answer

Digestive system with a single opening

Dorsoventrally flattened bodies

Radial symmetry

Flame cells

The larva formed during the life cycle of Annelida is

Choose an answer

Glochidium larva

Bipinnaria larva

Trochophore larva

Tornaria larva

The most common animal of phylum Aschelminthes is:

Choose an answer

Enterobuis vermicularis

Ascaris lumbricoides

Ancylostoma duodenale

Rhabditis

Highest degree of regeneration is present in sponges because of

Choose an answer

Undifferentiated cells

Simplest organization

Ability to reproduce

Absence of germ layers

In deuterostomes mesoderm is derived from wall of developing

Choose an answer

Coelom

Heart

Archenteron

Blastopore

A group of animals with distinct germinal layers in adult stage are grouped in

Choose an answer

Cnidaria

Arthropoda

Aschelminthes

Platyhelminthes

Which one of the following phylum is the example of coelomates

Choose an answer

Flatworms

Round worms

Segmented worms

Unsegmented worms

Syrinx produces voice in birds. It is located

Choose an answer

In voice box

Near origin of bronchi

At the upper end of trachea

Inside lungs

Parapodia are organs of locomotion in ……

Choose an answer

Leech

Planaria

Earthworm

Neries

In earthworm, the surface responsible for the gaseous exchange is

Choose an answer

Skin

Gills

Body surface

Trachea

The cells absent in sponges are

Choose an answer

Chondrocytes

Pinacocytes

Choanocytes

Archeocytes

Body of _____ consists of segments called proglottids which contains mainly sex organ

Choose an answer

Planaria

Fasciola

Ascaris

Tapeworm

Animals that have their body cavity filled with parenchyma are

Choose an answer

Acoelomates

Coelomates

Pseudocoelomates

Tunicates

Snails are the intermediate hosts of

Choose an answer

Fasciola hepatica

Schistoma

Taenia solium

Ancyclosoma duodenale

Platyhelminthes have

Choose an answer

Asymmetrical body

Radial symmetry

Bilateral symmetry

Diploblastic organization

Triploblastic, unsegmented, acoelomates exhibiting bilateral symmetry and reproducing both asexually and sexually, with some parasitic forms are included in

Choose an answer

Annelida

Arthropoda

Platyhelminthes

Cnidaria

More Classes

Other Links

MDCAT Biology Chapter 6 Diversity among Animals Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer