Animal Kingdom Non Chordates Quiz No:10

Questions No:1

Given below are the matching, of animals and their respiratory organs.

Column -1 — Column – II

A) Horse shoe crab Book gills
B) Scorpion Book lungs
C) Prawn Trahea
D) Centipede Gills

Which of the above are correct ?

[A] only A and B

[B] only B and C

[C] only C and D

[D] only A and D

Questions No:2

Which of the following pairs are correctly matched?

Animal—- Feature

A) Hirudinaria Suckers

B) Obelia Metagenesis

C) Enterobius Schizocoelom

D) Unio Ctenidia

[A] Only A, B and D

[B] Only A and D

[C] Only B, C and D

[D] Only A and B

Questions No:3

Sycon belongs to a group of animals, which are best described as

[A] unicellular or acellular

[B] multicellular without any tissue organization

[C] multicellular with a gastrovascular system

[D] multicellular having tissue organization, but no body cavity

Questions No:4

Which of the following have porous body and are diploblastic?

[A] Aurelia and Obelia

[B] Adamsia and Euplectella

[C] Leucosolenia and Spongilla

[D] Sycon and Hydra

Questions No:5

Canal system in Porifera is not concerned with

[A] respiration

[B] nutrition

[C] sexual reproduction

[D] none of these

Questions No:6

During unfavourable conditions, the sponges form

[A] cyst

[B] encyst

[C] spicule

[D] gemmule

Questions No:7

Which of the following cell type is capable of giving rise to other cell types in sponges?

[A] Thesocytes

[B] Pinacocytes

[C] Cnidocytes

[D] Archaeocytes

Questions No:8

Food storage in Leucosolenia occur by

[A] ostia

[B] osculum

[C] thesocyte

[D] spongocoel

Questions No:9

Which cells are found only in sponges?

[A] Amoeboid cells

[B] Choanocytes

[C] Pigment cells

[D] Gland cells

Questions No:10

What is left when bath sponges dries up?

[A] spicules

[B] spongin fibres

[C] tentacles

[D] holdfast

Questions No:11

The formation of canal system in sponges is due to

[A] reproduction

[B] porous walls

[C] folding of inner walls

[D] gastro-vascular system

Questions No:12

Which one of the following is a fresh water sponge ?

[A] Euplectella

[B] Spongilla

[C] Euspongia

[D] Sycon

Questions No:13

A sponge differs form all other matazonas in having

[A] Nerve cells

[B] Absence of blood

[C] Numerous mouthlets and one exit

[D] None of these

Questions No:14

Which of the following is correct about nematocyst?

[A] it can be re-used

[B] its ejection is a conditioned reflex

[C] it is ejected on contact and pierce the prey

[D] due to which other Hydra doesn’t come in contact with it

Questions No:15

Hydra can paralyse prey by

[A] nematocysts

[B] tentacles

[C] mouth

[D] none of these

Questions No:16

Ephyra is the stage in the life cycle of

[A] Physalia

[B] Obelia

[C] Aurelia

[D] sea anemone

Questions No:17

Ephyra is the larva of

[A] sea anemone

[B] Obelia

[C] Aurelia

[D] Physalia

Questions No:18

The characteristic larva of phylum ‘Coelenterata’ is

[A] planula

[B] cysticercus

[C] rhabdiform

[D] wriggler

Questions No:19

‘Sea fan’belongs to

[A] Coelenterata

[B] Porifera

[C] Echinodermata

[D] Mollusca