1 |
Prototherian are commonly called. |
Egg laying mammals
placental mammals
Pouched mammals
None of these
|
2 |
One of the following is a fossil fish. |
Cotylosaurs
Veranope
dipnol
Archaeopteryx
|
3 |
Scales in pangolin are actually. |
Modified rings
Modified feathers
spines
Modified hairs
|
4 |
Syrinx is a |
Organ of voice in mammals
Organ of voice in birds
Copulatory organ in birds
Seuse organs in birds
|
5 |
Syrinx is an organ of voice in. |
Amphibians
Birds
Mammals
Reptiles
|
6 |
Voice organs of birds. |
Larynx
Pharynix
syrinx
Vocal cords
|
7 |
the hind limb of birds is modified for. |
Walking
Perching
Running
Flying
|
8 |
The skeleton of birds is light due to. |
<div>Extension of lungs</div>
Air chambers
Air spaces
Air sacs
|
9 |
One of these is an early reptile |
Platy pus
Archaeopterye
Varanope
snake
|
10 |
Sphenodon is found is. |
Australia
New Zealand
Texas
Berlin
|
11 |
Ancient fish that have developed lungs are called. |
Dipnoi
Thaliacea
Asterias
Leptocardil
|
12 |
Example of tunicate is. |
Amphioxus
Molgula
Reptilia
Amphibia
|
13 |
Cartilaginous fishes contain scales. |
Placoid
Ganoid
Cycloid
Ctenoid
|
14 |
The largest invertebrate is. |
Earth worm
Star fish
Giant squid
Ascarus
|
15 |
In presence of notochord is the character of |
arthopoda
Mollusea
Chordata
Nematoda
|
16 |
The example of phylum Hemichordata is. |
Molgula
Amphioxus
Balanoglosus
Asierias
|
17 |
Which one of the following is not a sub phylum to choradata. |
Urochoradata
Cephalochordata
Hemichordata
Vertebrata
|