Question 2 :
The animals in which coelom originates as a space in the mesoderm are termed as&#160;<br/>

Question 3 :
The new segments during strobilization&#160;are added in which of the following end/side?

Question 4 :
The Linnaean system of classification uses which one among the following as the basis of organism classification?

Question 6 :
The correct match for functions of nematocysts is&#160;<br/><table class="wysiwyg-table"><tbody><tr><td>A. Stenotele<br/></td><td>(i) Paralysing<br/></td></tr><tr><td>B. Volvent<br/></td><td>(ii) Capturing<br/></td></tr><tr><td>C. Large glutinant<br/></td><td>(iii) Attachment<br/></td></tr><tr><td>D. Small glutinant<br/></td><td>(iv) Locomotion</td></tr></tbody></table>

Question 9 :
Give the differences between two types of symmetry that animals show.

Question 11 :
Match list I and list II and choose the correct combination from the following<br/><table class="wysiwyg-table"><tbody><tr><td>List I<br/></td><td>List II<br/></td></tr><tr><td>A. Organ pipe coral<br/></td><td>I.&#160; &#160;<i>Physalia physalis</i><br/></td></tr><tr><td>B. Sea fan<br/></td><td>II.&#160;&#160;<i>Gorgonia</i><br/></td></tr><tr><td>C. Portuguese man of war<br/></td><td>III. Pennatulacea<br/></td></tr><tr><td>D. Sea pen<br/></td><td>IV. <i>Tubipora musica</i></td></tr></tbody></table>

Question 12 :
The blind sac body plan is applicable to members of ......... of kingdom Animalia.

Question 16 :
Fill in the blanks.<br/>(a) Bilateral, dorsiventral symmetry is found in _____<br/>(b) Worms causing disease elephantiasis is ____<br/>(c) The open circulatory system is found _____ where the coelomic cavity is filled with blood.<br/>(d) ______ are known to have pseudocoelom.

Question 20 :
Classify the following organisms based on the absence/presence of true coelom (i.e, acoelomate, pseudocoelomate and coelomate)&#160;<br/>Spongilla, Sea anemone, Planaria, Liverfluke Wuchereria, Ascaris, Nereis, Earthworm, Scorpion, Birds, Fishes, Horse.

Question 21 :
Polyps and medusae are similar in which one of the following context?&#160;

Question 22 :
Find the <b>correct</b> match between given set of organisms, their characteristics and exception among them. <br><br><b>Organism </b> <b>Characteristic Exception</b>

Question 23 :
Eggs which have yolk in the centre surrounded by cytoplasm are called as&#160;<br/>

Question 24 :
How many germ layers are present in the embryonic stage of platyhelminthes?

Question 25 :
The body plan in which the alimentary canal has a single opening is known as ..............

Question 27 :
A collection of different groups of cell joined together in a structural unit to perform a function is known as:<br/>

Question 36 :
Which of the following occupies the highest level in the heirarchy of organisation?<br/>

Question 39 :
Assertion: In <i>Obelia</i>, the polypoid and medusoid bodies are fundamentally homologous. Reason: Both phases show alternation of generation.

Question 41 :
Which of the following characteristics is/are common in animals belonging to platyhelminthes, coelenterate, echinodermata, mammals, amphibians?

Question 42 :
Name the germ layers from which the following tissues or organs are produced.<br/>I. Kidneys<br/>II. Internal ear<br/>III. Trachea

Question 44 :
The Great barrier reef of northern coast of Australia resembles with&#160;<br/>

Question 45 :
Which of the following statement relates to the body plan of an animal?

Question 49 :
Which part of nematocyst projects out of the body of the cell?<br>