WorksheetsExam 3 Review (Animals)
Total questions: 22
Worksheet time: 14mins
Which of the following animals IS NOT a deuterostome?
When a blastopore becomes the mouth of an organism it is called a
protostome
deuterostome
coelomate
acoelomate
A morula is:
A solid ball of cells resulting from division of a zygote
The result of two gametes (sperm and egg) fusing
An animal embryo at the early stage of development that is a hollow ball of cells
A cup-shaped structure with three cell layers
Which describes a cup-shaped structure that occurs during embryonic development that has three cell layers. This marks the beginning of the digestive system.
Gastrula
Morula
Blastocyst
Zygote
Which phylum has individuals that have two tissue layers, are found in the ocean, and take on two body forms; polyp and medusa?
Echinodermata
Porifera
Cnidaria
Annelida
Name the phylum:
Echinodermata
Mollusca
Arthropoda
Porifera
Name the phylum:
Annelida
Cnidaria
Arthropoda
Chordata
Name the phylum:
Chordata
Annelida
Arthropoda
Echinodermata
This group makes the biggest fraction of arthropods
insects
chelicerates
crustaceans
miriapods
This group makes the biggest fraction of invertebrates
arthropods
mollusks
worms
sponges
The embryo layer that forms muscles, bones, and the circulatory system
endoderm
mesoderm
ectoderm
deuterostome
The most recent common ancestor of all animals is
Choanoflagellates
Archaeplastida
Tiktaalik
A fungus
Which structures do all chordates have at some point during their life time?
Notochord, Hollow Nerve chord, Pharyngeal slits, Tail
Notochord, Gill slits, Tail
Hollow nerve chord, notochord, legs, wings
Pharyngeal slits, Head, Thorax, Tail
But these types of fish in order of evolution from first to last
Seahorse
Shark
Lungfish
Hagfish
Hagfish
Shark
Seahorse
Lungfish
Lungfish
Hagfish
Seahorse
Shark
Shark
Seahorse
Hagfish
Lungfish
What type of body cavity nematodes have?
Acoelomate
Pseudocoelomate
Acoelomate
What's the difference between lophotrochozoa and ecdysozoa?
One is a protostome and the other is a deuterostome
One has a true coelom and the other is acoelomate
One can molt (shed its exoskeleton) and the other can't
One is a vertebrate and the other is an invertebrate
