Phylum Chordata
Phylum Chordata: Overview
This Topic covers sub-topics such as Ostrich, Vertebral Column, Salamander, Archaeopteryx, Hippocampus, Phylum Chordata, Catla, Scoliodon, Petromyzon, Branchiostoma, Cephalochordata, Urochordata, Agnatha, Pristis, Pneumatic Bones and, Superclass Tetrapoda
Important Questions on Phylum Chordata
Reptiles, salamander, lobe fins, frogs. Rearrange them in ascending order of the evolutionary tree.
Which of the following does not come under the class mammals?
All mammals without any exception are characterized by
Which one of the following animals is correctly matched with its one characteristic and the taxon?
Which one of the following groups of structures/organs have similar function?
How many ovaries are found in birds?
Which of the following snake is not poisonous?
Weberian ossicles are found in:
The long bones are hollow and connected by air passage. They are characteristic of
Pouched mammals are known as
Assertion: Birds have one ovary.
Reason: This reduces the body weight for flight.
Assertion: The duck-billed Platypus and the spiny ant-eater both are egg-laying animals, yet they are grouped under mammals.
Reason: Both of them have seven cervical vertebrae and 12 pairs of cranial nerves.
Assertion: Acraniata is a group of organisms which do not have distinct cranium.
Reason: It includes small marine forms.
The animal having the largest RBC is found in the order Anura.
Anura is the order of the class
What type of organisms are Theria ?
Clownfish possesses cartilaginous vertebrae.
Which of the following organism has cartilaginous vertebrae?
