Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I Feature |
Column II Phylum |
(a) Lateral line system (b) Water vascular system (c) Radula (d) Comb plates (e) Parapodia |
(i) Ctenophora (ii) Mollusca (iii) Echinodermata (iv) Osteichthyes (v) Annelida |
Codes
(a) (b) (c) (d) (e)
1. (i) (ii) (iii) (iv) (v)
2. (iv) (iii) (ii) (i) (v)
3. (iv) (iii) (i) (v) (ii)
4. (iii) (ii) (i) (v) (iv)
Consider the following sets of some animals. The set that consists of all animals belonging to the same phylum is:
1. Pinctada, Aplysia, Chaetopleura
2. Dentallium, Pila, Echinus
3. Asterias, Antedon, Ascidia
4. Adamsia, Gorgonia, Pleurobrachia
Homeothermy is exhibited by:
(1) All amniotes
(2) Birds and Mammals
(3) All dueterostomes
(4) Reptiles and Mammals
Identify the option where all the columns are not correctly matched:
Animal | Phylum | Features | |
1. | Pleurobrachia | Ctenophora | Comb plates, Only sexual reproduction |
2. | Loligo | Mollusca | Radula, Dioecious |
3. | Balanoglossus | Hemichordata | Respiration by gills, Proboscis gland |
4. | Ascidia | Chordata | Marine, Notochord persistent throughout life |
Birds are not characterized by:
1. Forelimbs modified into wings
2. Fully ossified endoskeleton
3. Skin dry without glands except for oil gland
4. Oviparous and external fertilization
Echinoderms are not characterized by:
1. An absence of excretory system
2. Bisexual animals
3. Usually external fertilization
4. Indirect development with free swimming larva
Operculum and an air bladder are present in :
1. Clarias
2. Pristis
3. Trygon
4. Carcohrodon
Identify the incorrectly matched pair:
Animals | Feature present in both | |
1. | Balanoglossus and Pinctada | Open circulatory system |
2. | Branchiostoma and Ascidia | Persistent notochord |
3. | Aplysia and Pheretima | True coelom |
4. | Gorgonia and Pennatula | Cnidoblasts |
Pteropus is a/an:
1. | Limbless amphibian |
2. | Extinct reptile that evolved into mammals |
3. | Bony fish that migrates from sea water to fresh water for breeding |
4. | Mammal with flight |
Which of the following is not an arthropod characteristic?
1. Jointed appendages
2. Non-segmented bodies
3. Periodic moulting
4. Articulated exoskeleton