AP BIOLOGY

CLASSIFICATION

NINE COMMON ANIMAL PHYLA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many animal classes are found within the phylum chordata?
A
3
B
4
C
6
D
7
Explanation: 

Detailed explanation-1: -The phylum Chordata contains all of the animals that have a rod-like structure used to give them support. In most cases this is the spine or backbone. Within Chordata there are five classes of animals: fish, amphibians, reptiles, birds, and mammals.

Detailed explanation-2: -Phylum – Chordata – Division In Vertebrata: Cyclostomata, Pisces, Chondrichthyes, Osteichthyes, Amphibia, Amphibia, Reptilia, Aves, Mammalia.

Detailed explanation-3: -The phylum Chordata consists of both invertebrate and vertebrate chordates. It is a large and diverse phylum. It includes some 60, 000 species.

Detailed explanation-4: -The Taxonomy System. Kingdom Animalia is the largest of the five existing kingdoms on Planet Earth. The scientific classification system is divided into seven major groups, (1) kingdom, (2) phylum or division, (3) class, (4) order, (5) family, (6) genus, and (7) species.

There is 1 question to complete.