Question

EXPERIMENT 2: CREATING A PHYLUM KEY

Data Tables

Table 2: Phylum Taxonomic Key

Prorifera	Cnideria	Platyhelminthes	Annelida	Arthropoda	Mollusca	Echinodermata	Chordata

Questions

4. Were any of the features used in more than one phyla? If so, give an example of an organism from each phyla that shares the feature.

5. List three features from Table 1 that describe a Monarch butterfly (Danaus plexippus). Using the features you listed, determine what phyla it is classified in.

PLEASE TYPE ANSWERS

Answer 1

Check table 1 and and fill the data according to this way :-

Porifera:- H3 , H1 ,C2 , G2 , A4 Cnidarians:- C5 , F3 , F4 , B1 ,D4 , E3 Platyhelminthes:- C1 , E2 ,G3 ,B2 E3 Annelida :- B3 , H5 , D2 , A1 , B5

1) Some features are found in more than one phylum. Complete digestive tract with two ends is found in Annelids -sandworm

arthropods -cockroach
molluscs -snail
echinoderms -sea urchins
and chordates - humans,
Phyla with segmentation and bilateral symmetry include arthropods - cockroach
and annelids -earthworm

2)Three features :-

*They have wings which help them to fly
* The Monarch butterfly has jointed appendages.
* They have an exoskeleton , The Monarch butterfly is in the phylum of Arthropoda.