front 1 Nemerteans:
- only reproduce sexually
- undergo complete
metamorphosis during development
- are monoeocious
- undergo spiral cleavage during development
| back 1 undergo spiral cleavage during development |
front 2 The worm that causes trichinosis after consuming undercooked pork is a:
- segmented worm
- flatworm
- roundworm
| |
front 3 Mollusks:
- comprise about 1/4 of all marine species
- can be
bilaterally or radially symmetrical
- are identifiable since
they all have shells
- live in marine environments
| back 3 comprise about 1/4 of all marine species |
front 4 The earthworm
- is a coelomate
- contains both male and female
reproductive systems
- has segmentation
- all of the
above are true
| back 4 all of the above are true |
front 5 Which of these are NOT a mollusk?
- snail
- scallop
- octopus
- anemone
| |
front 6 Planaria (a species that is categorized in Phylum Platyhelminthes)
- has one opening that serves as both the mouth and the
anus
- is radially symmetrical
- only can reproduce
sexually, not asexually
- is parasitic
| back 6 has one opening that serves as both the mouth and the anus |
front 7 Arthropoda are characterized by
- body segmentation
- an exoskeleton made of chitin
- jointed appendanges
- all of the above are true
| back 7 all of the above are true |
front 8 Planaria (a species found in phylum Platyhelminthes)
- has a circulatory and respiratory system that moves oxygen
throughout its body
- is hermaphroditic (has both male and
female reproductive system
- responds to chemical stimuli,
but not light stimuli
- is also called a roundworm
| back 8 is hermaphroditic (has both male and female reproductive system |
front 9 Sea urchins are found in what Class of Echinoderms?
- Ophiuroidea
- Echinoidea
- Asteroidea
- Crinoidea
| |
front 10 Which of the following is true?
- Sponges are unique to the animal kingdom as they are sessile
(not-motile and never move about) for their entire lives.
- Sponges are unique to the animal kingdom as they are
multicellular but do not have specialized tissues
- Since
sponges are animals, they follow homologous embryo development
processes
- Since sponges are animals, they go through
gastrulation and produce three true germ layers
| back 10 Since sponges are animals, they go through gastrulation and produce
three true germ layers |
front 11 Which of the following is NOT a cnidarian?
- sea cucumber
- coral
- jellyfish
- hydra
| |
front 12 Annelids and mollusks are similar in that they
- only contain dioecious species
- only exist in marine
environments
- derive from three germ layers (endoderm,
mesoderm, ectoderm)
- can be bilaterally or radially
symmetrical
| back 12 derive from three germ layers (endoderm, mesoderm, ectoderm) |
front 13 Which of the following is true?
- Cnidarians have both a sexual form and different asexual
form
- Cnidarian medusa and polyp forms are both diploid
- Cnidarian have two true germ layers - the endoderm and
ecotoderm
- All of the above are true
| back 13 All of the above are true |
front 14 The phylum with the most known species is
- Arthropoda
- Annelida
- Mollusca
- Chordata
| |
front 15 Sponges exhibit what type of symmetry?
- radial
- bilateral
- mirror
- they do not
exhibit symmetry
| back 15 they do not exhibit symmetry |
front 16 Platyhelminthes exhibit what type of body plan?
- acoelomate
- coelomate
- pseudocoelomate
- eucoelomate
| |
front 17 Phylum Nematoda (roundworms)
- are pseudocoelomates
- exhibit segmentation
- are radially symmetrical
- are always monoecious
| |
front 18 The sea star has a water vascular system. The water will enter the
sea star through the
- madreporite
- papulae
- tube feet
- stone
canal
| |
front 19 Spiders are found in subphylum
- Insecta
- Hexapoda
- Chelicerata
- Arachnida
| |