1.
Lynn Margulis proposed the mechanism of endosymbiosis to explain the origin of
A. DNA.
B. mitochondria.
C. cell walls.
D. all of the above
2.
Which of the following diseases is caused by heterotrophic bacteria?
A. strep throat
B. cholera
C. common cold
D. none of the above
3.
______ have a three-chambered heart.
A. Birds
B. Humans
C. Amphibians
D. Fish
4.
Which of the following is NOT a member of the class Hirudinea?
A. clam worms
B. earthworms
C. both a and b
D. none of the above
5.
Echinoderms have a(n)
A. segmented body.
B. cephalothorax.
C. exoskeleton.
D. endoskeleton.
6.
Which of the following is NOT a function of an arthropod's exoskeleton?
A. protection
B. locomotion
C. both a and b
D. none of the above
7.
Homospory is a condition in which plants produce ______ gametophytes.
A. unisexual
B. bisexual
C. asexual
D. none of the above
8.
______ retain all three chordate characteristics as adults.
A. Lancelets
B. Tunicates
C. Mammals
D. none of the above
9.
Gametophytes are ______ gamete-producing plants.
A. haploid
B. diploid
C. both a and b
D. none of the above
10.
______ have a cell wall made of two halves called valves.
A. Diatoms
B. Amoebas
C. Foraminiferans
D. none of the above
11.
When writing a binomial name, the genus name is
A. capitalized.
B. underlined.
C. bolded.
D. all of the above
12.
Phenetics is a process by which taxa are clustered together based on the number of their
A. similarities.
B. differences.
C. evolutionary branches.
D. none of the above
13.
Protists are
A. heterotrophs.
B. autotrophs.
C. both a and b
D. none of the above
14.
The ______ of the mollusk surrounds its visceral mass.
A. mantle
B. foot region
C. radula
D. none of the above
15.
How do flatworms reproduce?
A. asexually
B. sexually
C. both a and b
D. none of the above
Lynn Margulis proposed the mechanism of endosymbiosis to explain the origin of
A. DNA.
B. mitochondria.
C. cell walls.
D. all of the above
2.
Which of the following diseases is caused by heterotrophic bacteria?
A. strep throat
B. cholera
C. common cold
D. none of the above
3.
______ have a three-chambered heart.
A. Birds
B. Humans
C. Amphibians
D. Fish
4.
Which of the following is NOT a member of the class Hirudinea?
A. clam worms
B. earthworms
C. both a and b
D. none of the above
5.
Echinoderms have a(n)
A. segmented body.
B. cephalothorax.
C. exoskeleton.
D. endoskeleton.
6.
Which of the following is NOT a function of an arthropod's exoskeleton?
A. protection
B. locomotion
C. both a and b
D. none of the above
7.
Homospory is a condition in which plants produce ______ gametophytes.
A. unisexual
B. bisexual
C. asexual
D. none of the above
8.
______ retain all three chordate characteristics as adults.
A. Lancelets
B. Tunicates
C. Mammals
D. none of the above
9.
Gametophytes are ______ gamete-producing plants.
A. haploid
B. diploid
C. both a and b
D. none of the above
10.
______ have a cell wall made of two halves called valves.
A. Diatoms
B. Amoebas
C. Foraminiferans
D. none of the above
11.
When writing a binomial name, the genus name is
A. capitalized.
B. underlined.
C. bolded.
D. all of the above
12.
Phenetics is a process by which taxa are clustered together based on the number of their
A. similarities.
B. differences.
C. evolutionary branches.
D. none of the above
13.
Protists are
A. heterotrophs.
B. autotrophs.
C. both a and b
D. none of the above
14.
The ______ of the mollusk surrounds its visceral mass.
A. mantle
B. foot region
C. radula
D. none of the above
15.
How do flatworms reproduce?
A. asexually
B. sexually
C. both a and b
D. none of the above
-
1a
2b
3c
4b
5d
6d
7b
8 sorry
9a
10a
11b
12a
13b
14a
15c
2b
3c
4b
5d
6d
7b
8 sorry
9a
10a
11b
12a
13b
14a
15c