Botany Animal Kingdom questions from NEET UG 2021.
Match List$-I$ with List$-\mathrm{II}$. <table class="pyq-table"><tbody><tr><td colspan="2" rowspan="1">List$-I$</td><td colspan="2" rowspan="1">List$-\mathrm{II}$</td></tr><tr><td>(a)</td><td>Metamerism</td><td>(i)</td><td>Coelenterata</td></tr><tr><td>(b)</td><td>Canal system</td><td>(ii)</td><td>Ctenophora</td></tr><tr><td>(c)</td><td>Comb plates</td><td>(iii)</td><td>Annelida</td></tr><tr><td>(d)</td><td>Cnidoblasts</td><td>(iv)</td><td>Porifera</td></tr></tbody></table>
Match List$-I$ with List$-\mathrm{II}$. <table class="pyq-table"><tbody><tr><td colspan="2" rowspan="1">List$-I$</td><td colspan="2" rowspan="1">List$-\mathrm{II}$</td></tr><tr><td>(a)</td><td>Physalia</td><td>(i)</td><td>Pearl oyster</td></tr><tr><td>(b)</td><td>Limulus</td><td>(ii)</td><td>Portuguese Man of War</td></tr><tr><td>(c)</td><td>Ancylostoma</td><td>(iii)</td><td>Living fossil</td></tr><tr><td>(d)</td><td>Pinctada</td><td>(iv)</td><td>Hookworm</td></tr></tbody></table>
Read the following statements. (a) Metagenesis is observed in Helminths. (b) Echinoderms are triploblastic and coelomate animals. (c) Round worms have organ-system level of body organization. (d) Comb plates present in ctenophores help in digestion. (e) Water vascular system is characteristic of Echinoderms.
Which one of the following organisms bears hollow and pneumatic long bones?