Question 2 :
Which of the following is not a trend seen in the evolution of animals?

Question 7 :
Which of the following is not a characteristic feature of all chordates?

Question 12 :
Read the following statements:<br/>i) Spider and mosquito possess compound eye<br/>ii) Jelly fishes possess cnidoblasts but comb-jelliesnlack them.<br/>iii) Aphids increase crop yield<br/>iv) All animals having true coelom are characterized by the presence of bilateral symmetry usually , tube -within-tube body plan, presence of mesoderm and true segmentation<br/>v) The animals of the phylum porifera have originated from colonial protozoans.<br/><br/>Which of the above statements are correct?<br/><br/>

Question 17 :
A list of animals is given below. Identify the animals with open circulatory system and choose the correct answer.<br/>(A)&#160;Squid&#160;&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; (B<b></b>) Cockroach<br/>(C) Earthworm &#160; &#160; &#160; &#160; &#160; &#160; (D) Prawn<br/> (E<b></b>) Silverfish &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160;(F) Snail<br/>

Question 19 :
Match the following list of animals with their level of organization.<table class="wysiwyg-table"><tbody><tr><td>Division of Labour</td><td>Animal</td></tr><tr><td>A. Organ level</td><td>i. Pheritima</td></tr><tr><td>B. Cellular aggregate level</td><td>ii. Fasciola</td></tr><tr><td>C. Tissue level</td><td>iii. Spongilla</td></tr><tr><td>D. Organ system level</td><td>iv. Obelia</td></tr></tbody></table>Choose the correct match showing division of labour with animal example.<br>

Question 23 :
Space between body wall and alimentary canal lined by mesoderm is _____________.

Question 24 :
Which of the following statement can be related to mesogloea and mesoderm?

Question 27 :
In which phylum, the coelom is formed by fusion of gut pouches during embryonic stage?

Question 29 :
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called ________________.<br/>

Question 34 :
Match the following list of animals with their level of organization and choose the correct sequence:<table class="wysiwyg-table"><tbody><tr><td></td><td>Column - I</td><td></td><td>Column - II</td></tr><tr><td>(A)</td><td>Organ level</td><td>(P)</td><td><i>Pheritima</i></td></tr><tr><td>(B)</td><td>Cellular aggregate level</td><td>(Q)</td><td><i>Fasciola</i></td></tr><tr><td>(C)</td><td>Tissue level</td><td>(R)</td><td><i>Spongilla</i></td></tr><tr><td>(D)</td><td>Organ system level</td><td>(S)</td><td><i>Obelia</i></td></tr></tbody></table>

Question 40 :
Which of the following are correct?<br/>(i) Sponges : Cellular level of organisation<br/>(ii) Cnidaria : Tissue level of organisation<br/>(iii) Platyhelminthes : Organ level of organisation<br/>(iv) Annelids, Arthropods, Molluscs, Echinoderms and Chordates : Organ system level of organisation.<br/>

Question 45 :
<br/>In which of the following types of animals would you expect the digestive system to be more complex?

Question 51 :
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 52 :
The Great barrier reef of northern coast of Australia resembles with&#160;<br/>

Question 53 :
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 59 :
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 62 :
Bilateral symmetry, segmentation, coelom and open circulatory system characterises which of the following Phyla?

Question 65 :
Which part of nematocyst projects out of the body of the cell?<br>

Question 67 :
Eggs which have yolk in the centre surrounded by cytoplasm are called as&#160;<br/>

Question 69 :
Give the differences between two types of symmetry that animals show.

Question 70 :
The new segments during strobilization&#160;are added in which of the following end/side?

Question 71 :
A collection of different groups of cell joined together in a structural unit to perform a function is known as:<br/>

Question 72 :
The body plan in which the alimentary canal has a single opening is known as ..............

Question 73 :
Assertion: In <i>Obelia</i>, the polypoid and medusoid bodies are fundamentally homologous. Reason: Both phases show alternation of generation.

Question 74 :
Polyps and medusae are similar in which one of the following context?&#160;

Question 75 :
How many germ layers are present in the embryonic stage of platyhelminthes?

Question 78 :
The animals in which coelom originates as a space in the mesoderm are termed as&#160;<br/>

Question 79 :
Which one is (a) Diploblastic (b) Triploblastic?<br/>Hydra,&#160;Centipede (Scolopendra),&#160;Liver fluke (Fasciola),&#160;Earthworm (<i>Pheretima posthuma)</i><br/>

Question 83 :
The Linnaean system of classification uses which one among the following as the basis of organism classification?

Question 85 :
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 88 :
Which of the following characteristics is/are common in animals belonging to platyhelminthes, coelenterate, echinodermata, mammals, amphibians?

Question 95 :
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 96 :
Which of the following occupies the highest level in the heirarchy of organisation?<br/>

Question 98 :
Which of the following statement relates to the body plan of an animal?

Question 99 :
The blind sac body plan is applicable to members of ......... of kingdom Animalia.