Match the following organism with their respective characteristics:
(a) | Pila | (i) | Flame cells |
(b) | Bombyx | (ii) | Comb plates |
(c) | Pleurobrachia | (iii) | Radula |
(d) | Taenia | (iv) | Malpighian tubules |
(a) | (b) | (c) | (d) | |
1. | (iii) | (ii) | (iv) | (i) |
2. | (iii) | (ii) | (i) | (iv) |
3. | (iii) | (iv) | (ii) | (i) |
4. | (ii) | (iv) | (iii) | (i) |
Match the following group of organisms with their respective distinctive characteristics and select the correct option :
Organisms | Characteristics | ||
(a) | Platyhelminthes | (i) | Cylindrical body with no segmentation |
(b) | Echinoderms | (ii) | Warm blooded animals with direct development |
(c) | Hemichordates | (iii) | Bilateral symmetry with incomplete digestive system |
(d) | Aves | (iv) | Radial symmetry with indirect development |
(a) | (b) | (c) | (d) | |
1. | (iii) | (iv) | (i) | (ii) |
2. | (ii) | (iii) | (iv) | (i) |
3. | (iv) | (i) | (ii) | (iii) |
4. | (i) | (ii) | (iii) | (iv) |
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. |
Choose the correct answer from the options given below.
1. (a), (d) and (e) are correct
2. (b), (c) and (e) are correct
3. (c), (d) and (e) are correct
4. (a), (b) and (c) are correct
Match List - I with List - II
List - I | List - II | ||
(a) | Metamerism | (i) | Coelenterata |
(b) | Canal system | (ii) | Ctenophora |
(c) | Comb Plates | (iii) | Annelida |
(d) | Cnidoblasts | (iv) | Porifera |
Choose the correct answer from the options given below.
(a) | (b) | (c) | (d) | |
1. | (iii) | (iv) | (ii) | (i) |
2. | (iv) | (i) | (ii) | (iii) |
3. | (iv) | (iii) | (i) | (ii) |
4. | (iii) | (iv) | (i) | (ii) |
Biradial symmetry and lack of cnidoblasts are the characteristics of
1. Hydra and starfish
2. Starfish and sea anemone
3. Ctenoplana and Beroe
4. Aurelia and Paramoecium