00:01
First of all, let's have a look what all is given in the problem.
00:05
Given is a table is given and what we are supposed to find out, we have to match the table correctly.
00:13
So we need to complete the table.
00:18
First of all, let's have a look at some of the common characteristics.
00:23
Like for fishes, what are the common characteristics? for fishes, what are the common characteristics? first, they have streamlined body, streamlined body, neck is absent, and after that, fishes may be aquatic, may be aquatic or marine or freshwater.
00:58
So these are the common characteristics of fishes.
01:01
Similarly, let's have a look at the common characteristics of punicates and lancelates also.
01:10
And lancelates.
01:16
They belong to the subfilum known as cephalocordata.
01:24
They have cranium but like vertebral column have cranium.
01:32
Lex vertebral column.
01:37
Vertibral column.
01:40
These are also called as cordates, typical cordates.
01:46
These are the main characteristics of tunicates and lancelates.
01:50
Next one is hagfishes.
01:53
Hagged fishes.
01:56
Hagfish are those which belong to the class known as cyclostometa.
02:02
Cyclostometa.
02:04
These are known as jawless fish.
02:09
Jawless fish.
02:16
They are generally scaleless.
02:21
Skin is soft and smooth.
02:24
Skin is soft and smooth.
02:28
These are the important characteristics of hagfishes.
02:32
Next one is cartilaginous fishes.
02:35
Cartilage, fish is.
02:40
These belongs to the class known as chondriocytes.
02:45
Condriocytes.
02:47
Normally they are marine examples include shark, trigon, shark, trigon, topido, etc.
03:00
Amphibians.
03:02
Next is amphibians.
03:06
Amphibians are those which have amphibious animals...