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Question 6 :
One of the following depend more on ribs and their muscles for breathing than diaphragm.

Question 9 :
Consider the following statements A-D.<br>A. Epiglottis is the cartilaginous flap of skin which regulates the flow of air into the trachea.<br>B. Pleura is the ultimate region where in which the diffusion of air between the lungs and blood takes place.<br>C. Larynx is the voice box, which is the enlarged part of trachea.<br>D. "Adam's apple" is the protruding cartilage of the voice box of male humans.<br>The correct and wrong statements are given in<br><br>

Question 10 :
How many organisms in the list given below respire through gills?<br/>Sponges, Coelenterates, Flatworms, Aquatic arthropods, Molluscans, Fishes, Tadpoles, Reptiles, Aves, Mammals

Question 11 :
Match the structures with the functional names given under. Choose the answer which gives the correct combination of the alphabets of the two columns.<br/><table class="wysiwyg-table"><tbody><tr><td></td><td><b>List I</b></td><td></td><td><b>List II</b></td></tr><tr><td>A</td><td>Larynx</td><td>1</td><td>Lid of larynx</td></tr><tr><td>B</td><td>Trachea</td><td>2</td><td>Air sacs</td></tr><tr><td>C</td><td>Alveoli</td><td>3</td><td>Voice box</td></tr><tr><td>D</td><td>Epiglottis</td><td>4</td><td>Wind pipe</td></tr><tr><td></td><td></td><td>5</td><td>Common passage</td></tr></tbody></table>

Question 15 :
Assertion: In cockroach respiratory gases directly comes in contact with the various organs of the body. Reason: Cockroaches do not have respiratory pigment.