Intro to Animals
What is the diagram displayed called?
Cladogram
What anatomical position is "C"?
Ventral
Where do most sponges live?
Most sponges are marine and therefore are found in salt water habitats (the ocean).
What are the two Cnidarian body forms
poly and medusa
Which of these is not a mollusk?
Nudibranchs, sea star, snails and slug
sea star
What are the characteristics on the side of the diagram displayed called?
Derived Characters
What anatomical position is "A"?
Anterior
What type of fertilization do fish have?
External fertilization.
Another name for "monoecious".
hermaphroditic
Mollusk means
soft
What is the picture displayed called?
Dichotomous key
Reproduction that produces offspring that are genetically identical to the parent.
Asexual
What are some ways in which humans use sponges?
Sponges can be used for cleaning, applying makeup, and painting. Chemicals derived from sponges have also been known to treat some types of cancers and other diseases
Photosynthetic unicellular algae that live within a coral’s tissues.
A. Aboral
B. Zooxanthellae
C. sea anemone
D. Portugese Man-O- War
Zooxanthellae
Arthropods means
jointed foot
What is the broadest level of taxa in today’s classification system
Domain
List ANY three (3) of the 5 common forms of asexual reproduction given in class.
Budding, Gemmules, Fragmentation, Fission followed by regeneration, and Parthenogenesis
Name for the pores on a sponge.
A. Ostia
B. Mesohyl
C. Spongocoel
D. Asconoid
A. Ostia
What phylum contains round worms
Nematoda
The exoskeleton of arthropods is made up of
chitin
The system of assigning to names to each organism; composed of the genus and species.
Binomial nomenclature
A sexual union to facilitate the reception of sperm by a female is called...
Copulation
Name of the process in which sponges engulf and eat their food.
A. Filter feeding
B. Metazoans
C. Phagocytosis
D. Leuconoid
C. Phagocytosis
Cnidarians exhibit two different body forms, this is called ...
dimorphism
In order to grow, arthropods must shed their exoskeleton periodically. This process is called ...
molting or ecdysis