Q. No.Match the following organism with their respective characteristics:
Column I
Column II
(a)
Pila
(i)
Flame cells
(b)
Bombyx
(ii)
Comb plates
(c)
Pleurobrachia
(iii)
Radula
(d)
Taenia
(iv)
Malpighian tubules
Select the correct option from the following:
Options:
(a)
(b)
(c)
(d)
1.
(iii)
(ii)
(iv)
(i)
2.
(iii)
(ii)
(i)
(iv)
3.
(iii)
(iv)
(ii)
(i)
4.
(ii)
(iv)
(iii)
(i)
Consider the following features:
| A: | Organ system level of organisation |
| B: | Bilateral symmetry |
| C: | True coelom with segmentation of body |
Select the correct option of animal groups that possess all the above characteristics:
| 1. | Annelida, Mollusca and Chordata |
| 2. | Annelida, Arthropoda and Chordata |
| 3. | Annelida, Arthropoda and Mollusca |
| 4. | Arthropoda, Mollusca and Chordata |
Which one of the following is a matching set of a phylum and its three examples?
1. Cnidaria- Bonellia, Physalia, Aurelia
2. Platyhelminthes- Planaria, Schistosoma, Enterobius
3. Mollusca- Loligo, Teredo, Octopus
4. Porifera- Spongilla, Euplectella, Pennatula
What is true about Nereis, Scorpion, Cockroach, and Silverfish?
| 1. | They all have jointed paired appendages |
| 2. | They all possess a dorsal heart |
| 3. | None of them is aquatic |
| 4. | They all belong to the same phylum |
What is common between parrot, platypus, and kangaroo?
1. Homeothermy
2. Toothless jaws
3. Functional post-anal tail
4. Oviparity
Which one of the following pairs is mismatched?
| 1. | Pila globosa - pearl oyster | 2. | Apis indica- honey bee |
| 3. | Laccifer lacca- lac insect | 4. | Bombyx mori- silkworm |
| 1. | Arthropoda - The body is divided into a head, thorax, abdomen and respiration by mouth |
| 2. | Chordata - Notochord at some stage and separate anal and urinary openings to the outside |
| 3. | Echinodermata – Pentamerous radial symmetry and mostly internal fertilization |
| 4. | Mollusca - Normally oviparous and developed through a trochophore or veliger larva |
1. Closed circulatory system
2. Segmentation
3. Pseudocoelom
4. Ventral nerve cord
Which one of the following pair of animals comprises 'jawless fishes'?
| 1. | Lampreys and eels |
| 2. | Mackerals and rohu |
| 3. | Lampreys and hagfishes |
| 4. | Guppies and hagfishes |
Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
1. Coelenterates (cnidarians)
2. Ascheminthes (roundworms)
3. Ctenophores
4. Sponges
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