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 groups of three animals each is correctly matched with their one characteristic morphological feature? 

1. a

2. b

3. c

4. d

Which one of the following is a matching pair of a body feature and the animal possessing it?

1. Post-anal-tail - Octopus

2. Ventral Central nervous system - Leech

3. Pharyngeal gills slits absent in embryo - Chamaeleon

4. Ventral heart - Scorpion

Which of the following pairs are correctly matched? 
 

1. A, C, and D

2, B, C, and D

3. Only A and D

4. Only A and B

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

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

Metameric segmentation is characteristic of:

1. Platyhelminthes and Arthropoda

2. Echinodermata and Annelisa

3. Annelida and Arthropoda

4. Mollusca and Chordata

Which one of the following has an open circulatory system?
1. Pheretima
2. Periplaneta
3. Hirudinaria
4. Octopus

Biradial symmetry and lack of cnidoblasts are the characteristics of:

1. Starfish and sea anemone

2. Ctenoplana and Beroe

3. Aurelia and Paramecium

4. Hydra and starfish