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Earn 100
In which part of the body of Hydra, nematocysts are absent?
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Important Questions on Animal Kingdom
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Match List with List.
| List | List | ||
| (a) | Physalia | (i) | Pearl oyster |
| (b) | Limulus | (ii) | Portuguese Man of War |
| (c) | Ancylostoma | (iii) | Living fossil |
| (d) | Pinctada | (iv) | Hookworm |
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(i) Coelomates Aschelminthes
(ii) Triploblastic Sponges
(iii) Radial symmetry Coelenterates
(iv) Metamerism Molluscs
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(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.
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Match List with List.
| List | List | ||
| (a) | Metamerism | (i) | Coelenterata |
| (b) | Canal system | (ii) | Ctenophora |
| (c) | Comb plates | (iii) | Annelida |
| (d) | Cnidoblasts | (iv) | Porifera |
MEDIUM
Study the following statements
A) Corallium rubrum is the precious red stone coral that belongs to Scyphozoa
B) Renette gland is an excretory gland found in round worms
C) Tubifex is an aquatic annelid
D) In chilopods, maxillae are modified into gnathochilarium
Among the above, the incorrect statements are
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Cnidarians generally include the animals which are
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Radial symmetry is seen in
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