keywords:
Bookmark and Share



Front Back
1. If an animal is an invertebrate, this means that the animal:   a. Does not have a backbone b. Has a backbone c. Has a complete digestive tract d. Does not have a complete digestive tract e. Does not have true tissues
a
2. Which of the following characteristics do all animals share?   a. They are single-celled eukaryotes b. They are multi-cellular prokaryotes c. They are multi-cellular eukaryotes d. They are single-celled prokaryotes
c
3. Which of the following is not a characteristic shared by animals?   a. They form a dikaryotic cell during development b. They have a developmental stage called a blastula c. They are multi-cellular eukaryotes d. They are heterotrophs e. They secrete and bind to a substance called the extracellular matrix
a
4. The embryonic germ layer of tissue in animals that develops into the digestive tract and organs derived from the digestive tract is the:   a. Pachyderm b. Ectoderm c. Mesoderm d. Endoderm e. Protoderm
d
5. The embryonic germ layer of tissue in animals that develops into the muscles and reproductive system is the:   a. Pachyderm b. Ectoderm c. Mesoderm d. Endoderm e. Protoderm
c
6. The type of body symmetry in which any plane passing through the body from the mouth to the opposite end divides the body into mirror images is:   a. Longitudinal symmetry b. Mirrored symmetry c. Bilateral symmetry d. Radial symmetry e. Asymmetrical
d
7. A fluid-filled body cavity that forms completely within the mesoderm of animals is a:   a. Coelom b. Blastula c. Gastrula d. Protostome e. Deuterostome
a
8. Which of the following does not have a true coelom?   a. Earthworm b. Snail c. Roundworm d. Sea star e. Insect
c
9. An animal that uses one opening to take in food and eject waste most likely has which of the following?   a. Complete digestive tract b. Incomplete digestive tract c. Gastrovascular cavity d. Complete digestive tract and a gastrovascular cavity e. Incomplete digestive tract and a gastrovascular cavity
e
10. Corals and jellyfish belong to the phylum:   a. Porifera b. Cnidaria c. Platyhelminthes d. Nematoda e. Annelida
b
11. Cnidarians are:   a. Land dwelling animals b. Arboreal animals c. Both land dwelling and arboreal animals d. Both land dwelling and aquatic animals e. Aquatic animals
e
12. Flukes and tapeworms belong to the phylum:   a. Platyhelminthes b. Cnidaria c. Porifera d. Nematoda e. Annelida
a
13. The Platyhelminthes contain which of the following organisms?   a. Flukes b. Jellyfish c. Sponges d. Insects e. Mollusks
a
14. A circulatory system that keeps blood confined within vessels after leaving the heart is referred to as:   a. A closed circulatory system b. A gastrovascular cavity c. An open circulatory system d. An incomplete circulatory system e. A complete circulatory system
a
15. Pinworms and hookworms belong to the phylum:   a. Nematoda b. Annelida c. Platyhelminthes d. Porifera e. Cnidaria
a
16. The three major body regions of many arthropods are:   a. Head, thorax, and abdomen b. Head, abdomen, and legs c. Head, thorax, and legs d. Head, gastrovascular cavity, and thorax e. Head, gills, and legs
a
17. The most successful phylum in regards to diversity and numbers is:   a. Mollusca b. Nematoda c. Platyhelminthes d. Arthropoda e. Echinodermata
d
18. Sea cucumbers and sea urchins belong to the phylum:   a. Cnidaria b. Arthropoda c. Echinodermata d. Nematoda e. Mollusca
c
19. Which of the following is not a characteristic of the echinoderms?   a. They exhibit cephalization b. Radial symmetry in adults c. Bilateral symmetry in larvae d. They have a complete digestive tract e. They have spiny skin
a
20. Which of the following is a characteristic of the phylum Chordata?   a. They do not have true tissues b. They have a gastrula with only two germ layers c. They have radial symmetry d. They have a notochord e. They have a pseudocoelom
d
21. A sea squirt is an example of a:   a. Fish b. Tunicate c. Mammal d. Amphibian e. Lancelet
b
22. Amphioxus is an example of a:   a. Tunicate b. Hagfish c. Amphibian d. Lancelet e. Reptile
d
23. A bony or cartilaginous structure that surrounds and protects the brain of chordates is a(an):   a. Cranium b. Notochord c. Cerebrum d. Meninges e. Amnion
a
24. The function of vertebrae is to:   a. Protect the nerve chord b. Provide attachment points for muscles c. Protect the nerve cord and provide attachment points for muscles d. Protect the brain e. Protect the brain and nerve cord
c
25. An animal that maintains their body temperature by using heat generated from their own metabolism is a(an):   a. Endotherm b. Ectotherm c. Thermophile d. Mesophile e. Amniote
a
26. Which adaptations in fishes enabled vertebrates to thrive on land?   a. Limbs b. Lungs and limbs c. Lungs d. Fins e. Lungs and fins
b
27. Which of the following is a jawless fish?   a. Skates b. Sharks c. Tuna d. Salmon e. Lampreys
e
28. Which of the following are characteristics of reptiles?   a. They have lungs b. They are ectotherms c. They have a skeleton composed of cartilage d. They are ectotherms with lungs e. They have a skeleton composed of cartilage and have lungs
d
29. Birds that are flightless are classified as:   a. Ratites b. Chelicerates c. Carinates d. Mandibulates e. Monotremes
a
30. Birds that have a breastbone designed for flight are classified as:   a. Chelicerates b. Carinates c. Ratites d. Mandibulates e. Monotremes
b
31. Mammals that lay eggs are:   a. Marsupials b. Placentals c. Bats d. Birds e. Monotremes
e
32. The free-swimming tunicate larva resembles a tadpole. Once it settles headfirst onto a solid surface the tail and notochord disappear, and the nerve cord shrinks to nearly nothing. The adults, which are usually sessile, retain only the pharyngeal slits. Neither adult nor larva is segmented. A tunicate is in which of the following phyla?   a. Mollusca b. Annelida c. Nematoda d. Chordata e. Echinodermata
d
33. The free-swimming tunicate larva resembles a tadpole. Once it settles headfirst onto a solid surface the tail and notochord disappear, and the nerve cord shrinks to nearly nothing. The adults, which are usually sessile, retain only the pharyngeal slits. Neither adult nor larva is segmented. Tunicates go through which type of development?   a. Indirect development b. Direct development c. Amniotic development d. Hermaphroditic development e. Asexual development
a
34. The free-swimming tunicate larva resembles a tadpole. Once it settles headfirst onto a solid surface the tail and notochord disappear, and the nerve cord shrinks to nearly nothing. The adults, which are usually sessile, retain only the pharyngeal slits. Neither adult nor larva is segmented. Tunicates have which of the following traits?   a. Radial symmetry b. Asymmetry c. Cephalization d. Endothermic e. Incomplete digestive tract
c
35. In most species, the female frog lays her eggs directly in the water as a male clasps her back and releases sperm. The fertilized eggs hatch into legless, aquatic tadpoles. Most tadpoles feed on algae, and have gills. As they mature, tadpoles develop legs and lungs, lose the tail, and acquire carnivorous tastes. Frogs are in which group?   a. Reptile b. Mammal c. Fish d. Amphibian e. Lancelet
d
36. In most species, the female frog lays her eggs directly in the water as a male clasps her back and releases sperm. The fertilized eggs hatch into legless, aquatic tadpoles. Most tadpoles feed on algae, and have gills. As they mature, tadpoles develop legs and lungs, lose the tail, and acquire carnivorous tastes. Frogs have which of the following traits?   a. Endothermic b. Tetrapod c. Incomplete digestive tract d. Cartilagenous skeleton e. Jawless
b
37. In most species, the female frog lays her eggs directly in the water as a male clasps her back and releases sperm. The fertilized eggs hatch into legless, aquatic tadpoles. Most tadpoles feed on algae, and have gills. As they mature, tadpoles develop legs and lungs, lose the tail, and acquire carnivorous tastes. The primary function of external gills in aquatic animals is to:   a. Exchange gases with the water b. Transport blood c. Relay nerve impulses d. Secrete reproductive hormones e. Defend against invading microorganisms
a
38. Even semi-aquatic reptiles like crocodiles and alligators can spend much of their life on dry land. Which of the following is an example of an adaptation that would allow reptiles to live and reproduce on dry land?   a. External fertilization and amniotic eggs b. Internal fertilization c. Amniotic eggs d. Internal fertilization and amniotic eggs e. External fertilization
d
39. Fossil and DNA evidence indicate that birds are members of a clade in which group?   a. Mammals b. Reptiles c. Amphibians d. Fishes e. They are in their own group
b
40. Bats, birds, and dragonflies can all fly. Which of the following groups of animals have some members capable of flight?   a. Reptiles, amphibians, and arthropods b. Reptiles and mammals c. Mammals and arthropods d. Amphibians and arthropods e. Reptiles, arthropods, and mammals
e
41. Flatworms are very thin and can exchange materials across their surface. Flatworms lack which of the following anatomical systems?   a. Respiratory b. Nervous c. Digestive d. Movement e. Excretion
a
42. Earthworms have multiple hearts that pump blood throughout the body in vessels. They also ingest soil, digest the organic matter, and eliminate the indigestible particles as castings. Earthworms have which of the following?   a. An incomplete digestive tract and closed circulatory system b. A complete digestive tract and open circulatory system c. A complete digestive tract and closed circulatory system d. An incomplete digestive tract and open circulatory system
c
43. Which of the following is a trait shared by mammals and reptiles that are not shared by the other groups of chordates?   a. Hair b. Mammary glands c. An amnion d. Legs e. Lungs
c
44. Which of the following were the first vertebrates to appear on land?   a. Amphibians b. Reptiles c. Birds d. Mammals e. Fish
a
45. The observation that Tiktaalik had both gills and lungs suggests which of the following?   a. It could absorb oxygen from the air b. It could absorb oxygen from both the air and water c. It could absorb oxygen from the water d. It could absorb food from the water e. It could both food and oxygen from the water
b
46. The forelimbs of Tiktaalik have bones, but are fringed with fins instead of toes (Fig. 20.57). Which of the following is the best explanation for this observation?   a. This is a transitional fossil, and the species has not yet lost its arm bones b. This is a common ancestor to all of the modern fish species that have bones in their forelimbs c. This is a common ancestor to all of the modern amphibian species that have fins on their forelimb d. This is a transitional fossil, and the species has not yet lost its fins e. This species was an evolutionary dead end, which is why no modern species have both bones and fins on their forelimbs
d
47. Which of the following were the first vertebrates to truly thrive on land?   a. Amphibians b. Birds c. Mammals d. Reptiles e. Fish
d
In the phylogenetic tree shown in figure 20.58, what can you conclude about the origin of marine (sea) snakes?   a. The marine snakes were the ancestor to all modern snakes b. The marine snakes evolved independently from terrestrial snakes c. The marine snakes arose later in snake evolution d. Marine snakes probably had functional hindlimbs more recently than did terrestrial snakes e. Marine snakes are more closely related to amphibians than to other reptiles
c
49. If snakes did evolve from burrowing lizards, which of the following is the most likely explanation for the selective advantage of snakes losing their hindlimbs?   a. They could pursue small prey down holes better without hind limbs b. They would be able to move faster without hindlimbs c. They could grasp prey better without hindlimbs d. They could swim better without hindlimbs e. They could dig tunnels faster without hindlimbs
a
50. When Tiktaalik was under water it would take up oxygen dissolved in the water by ___________ into cells in its gills.   a. Simple diffusion b. Facilitated diffusion c. Active transport d. Osmosis e. Facilitated transport
a
x of y cards Next > >|