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 |
Options: | (a) | (b) | (c) | (d) |
1. | (iii) | (iv) | (i) | (ii) |
2. | (ii) | (iii) | (iv) | (i) |
3. | (iv) | (i) | (ii) | (iii) |
4. | (i) | (ii) | (iii) | (iv) |
Match the following columns and select the correct option :
Column I | Column II | ||
(a) | Aptenodytes | (i) | Flying fox |
(b) | Pteropus | (ii) | Angel fish |
(c) | Pterophyllum | (iii) | Lamprey |
(d) | Petromyzon | (iv) | Penguin |
Options: | (a) | (b) | (c) | (d) |
1. | (iii) | (iv) | (ii) | (i) |
2. | (iii) | (iv) | (i) | (ii) |
3. | (iv) | (i) | (ii) | (iii) |
4. | (ii) | (i) | (iv) | (iii) |
All vertebrates are chordates but all chordates are not vertebrates, why?
1. | Notochord is replaced by a vertebral column in the adults of some chordates. |
2. | The ventral hollow nerve cord remains throughout life in some chordates. |
3. | All chordates possess a vertebral column. |
4. | All chordates possess notochords throughout their lives. |
Which of the following options correctly represent the characteristic features of phylum Annelida?
1. | Triploblastic, unsegmented body, and bilaterally symmetrical. |
2. | Triploblastic, a segmented body, and bilaterally symmetrical. |
3. | Triploblastic, flattened body, and acoelomate condition. |
4. | Diploblastic, mostly marine and radially symmetrical. |
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:
Options: | (a) | (b) | (c) | (d) |
1. | iii | iv | ii | i |
2. | iv | i | ii | iii |
3. | iv | iii | i | ii |
4. | iii | iv | i | ii |
Match the following
List-I | List-II | ||
(a) | Physalia | i. | Pearl oyster |
(b) | Limulus | ii. | Portuguese Man of War |
(c) | Ancylostoma | iii. | Living fossil |
(d) | Pinctada | iv. | Hookworm |
Choose the correct answer from the options given below:
Options: | (a) | (b) | (c) | (d) |
1. | ii | iii | iv | i |
2. | i | iv | iii | ii |
3. | ii | iii | i | iv |
4. | iv | i | iii | ii |
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
Which one of the following organisms bears hollow and pneumatic long bones?
1. Macropus
2. Ornithorhynchus
3. Neophron
4. Hemidactylus
Match the following columns and select the correct option.
Column I | Column II | ||
(a) | 6 - 15 pairs of gill slits | (i) | Trygon |
(b) | Heterocercal caudal fin | (ii) | Cyclostomes |
(c) | Air Bladder | (iii) | Chondrichthyes |
(d) | Poison sting | (iv) | Osteichthyes |
Options: | (a) | (b) | (c) | (d) |
1. | (iii) | (iv) | (i) | (ii) |
2. | (iv) | (ii) | (iii) | (i) |
3. | (i) | (iv) | (iii) | (ii) |
4. | (ii) | (iii) | (iv) | (i) |
Match the following diseases with the causative organism and select the correct option:
Column I | Column II | ||
(a) | Gregarious, polyphagous pest | (i) | Asterias |
(b) | Adult with radial symmetry and larva with bilateral symmetry | (ii) | Scorpion |
(c) | Book lungs | (iii) | Ctenoplana |
(d) | Bioluminescence | (iv) | Locusta |
(a) | (b) | (c) | (d) | |
1. | (iv) | (i) | (ii) | (iii) |
2. | (iii) | (ii) | (i) | (iv) |
3. | (ii) | (i) | (iii) | (iv) |
4. | (i) | (iii) | (ii) | (iv) |