Animal Kingdom Non Chordates Quiz No:2 -

Animal Kingdom Non Chordates Quiz No:2

Questions No:1

Common feature between Porifera, Cnidaria, Ctenophora and Platyhelminthes is

[A] bilateral symmetry

[B] eumetazoans

[C] absence of coelom

[D] tissues

Questions No:2

Platyhelminthes are characterised by

[A] radial symmetry

[B] diploblastic nature

[C] acoelomate nature

[D] segmentation

Questions No:3

Blastopore develops into anus in

[A] protostomes

[B] deuterostomes

[C] schizocoelomates

[D] pseudocoelomates

Questions No:4

Blastopore develops into mouth in

[A] protostomes

[B] deuterostomes

[C] enterocoelomates

[D] echinoderms

Questions No:5

Serial repitition of body organs in segments called

[A] metagenesis

[B] metamorphosis

[C] metamerism

[D] metastasis

Questions No:6

Segmentation is shown by

[A] Mollusca

[B] Echinodermata

[C] Hemichordata

[D] Chordata

Questions No:7

Notochord is derived from

[A] mesoderm

[B] endoderm

[C] ectoderm

[D] all of these

Questions No:8

Notochord develops

[A] dorsally

[B] ventrally

[C] laterally

[D] on any side

Questions No:9

Animals with notochord are called

[A] invertebrates

[B] triploblasticans

[C] chordates

[D] all of these

Questions No:10

Correct statement of the following is

[A] all vertebrates are chordates

[B] all chordates are vertebrates

[C] all invertebrates are chordates

[D] all chordates retain notochord

Questions No:11

Classification of organisms helps in

[A] understanding diversity

[B] assigning systematic position

[C] knowing distribution

[D] knowing origin of life

Questions No:12

Sponges are

[A] generally marine

[B] generally fresh water

[C] mostly radial symmetrical

[D] tissue grade animals

Questions No:13

Water enters into spongocoel through

[A] osculum

[B] choanocytes

[C] ostia

[D] madreporite

Questions No:14

Water circulation in sponges does not help in

[A] locomotion

[B] food gathering

[C] respiration

[D] removal of waste

Questions No:15

Collar cells in sponges line

[A] canals

[B] body wall

[C] spongocoel

[D] both (1) & (3)

Questions No:16

Characteristic feature of sponges is

[A] choanocytes

[B] coral formation

[C] multicellularity

[D] tissue formation

Questions No:17

Digestion in sponges is

[A] extracellular

[B] intracellular

[C] outside the body

[D] intercellular

Questions No:18

Sponges reproduce asexually by

[A] binary fission

[B] multiple fission

[C] fragmentation

[D] endodyogeny

Questions No:19

Which of the following is true about sponges?

[A] Intercellular digestion

[B] Direct development

[C] Internal fertilization

[D] Metagenesis

Questions No:20

Which of the following is a fresh water sponge?

[A] Scypha

[B] Euspongia

[C] Euplectella

[D] Spongilla