Module 5 Quiz 3
members of this group of arthropods have 2 body regions: forebody & hind body, 4 pairs of legs (= 8 total), and other specialized appendages near the mouth (e.g., pedipalps). in addition, they do not have antennae and have 1- 6 pairs of simple eyes that do not normally form images. which group could that be?
Arachnida
which animal phylum has members with the hard exoskeleton made of chitin, a segmented body, and jointed appendages? hint: this is the most diverse phylum of animals in terms of the number of identified species.
Arthropoda
Bats belong to the order
Chiroptera
_____ are characterized by body tissues , radial symmety and tentacles with stinging cell.
Cnidarians
Which animals represent invertebrate chordates?
Lancelets
_______ have specialized front teeth for gnawing: 2 upper and 2 lower incisors.
Rodentia
Class Osteichthyes represent bony fish. Which of the following is Not a characteristic of the Class Osteichthyes?
Tooth-like-scales
Insects, such as the grasshopper shown below, have ______.
a three-part body: head, thorax, and abdomen
Among vertebrates, the unique feature of lampreys and hagfish is the _______.
absences of jaws
You discover an organism that has scaly skin and is aquatic but returns to the land to reproduce. What else would you expect to find in this organism?
amniotic egg
While on an archaeology expedition, you unearth a skeleton with the following characteristics: four long, slender finger bones and a smaller opposable thumb bone, long arm bones, fingernails, and eye sockets close together on a skull. What type of organism do you suspect you may have found?
an anthropoid
Which mode of nutrition characteristics distinguishes animals from other eukaryotes?
animals obtain nutrients by eating
In the image, the segmented body of the worm suggests that it is a(n) ________.
annelid
There are more species of ________ than of any other type of animal.
arthropods
which of the following does NOT represent one of the four key features of chordates?
body hair
Rays and skates are a type of _______..
cartilaginous fish
The arthropod skeleton is composed of _____.
chitin
Which of the following groups represent fish that lack a swim bladder, have less flexible fin, and have tooth-like scales
chondrichthyes
The common ancestor of all animals is likely to have been _______.
colonial, flagellated protist
Monotremata such as a Platypus and Echidna (aka Spiny Anteater) are ________.
egg-laying mammals
Placental mammals are called _____.
eutherians
The figure shows a simple worm. Bilateral symmetry and a highly branched gastrovascular cavity all suggest that the worm is a(n) ________.
flatworm
Swim bladders ________.
help bony fish maintain buoyancy
______ are the most diverse groups of arthropods
insects
The phylogenetic tree indicates that annelids are most closely related to ________.
molluscs
_______ are the mammalian group that lay eggs
monotremes
You are given the task of confirming the categorization of a newly discovered marine animal that has been tagged as a species of echinoderm. What evidence would convince you that it is an echinoderm and not different marine animals such as a sponge or sea anemone?
presence of water vascular system
What type of symmetry does a jellyfish exhibit?
radial
Which animals have a cylindrical body tapered at both ends?
roundworms
You are given the task of confirming the categorization of a newly discovered animal that has been tagged as a species of annelid. What evidence would convince you that it is an annelid and not a roundworm or flatworm?
segmenting
Radial symmetry is seen in a ________.
snowflake
A characteristic of arthropods that has allowed for their great succes is the presence of _________.
specialized segments
Sponges are examples of ________.
suspension feeders
A characteristic that is shared by snakes and birds is ________.
the amniotic egg
Which of the following is NOT a characteristic of all animals?
unicellular