Page 1 of 21
2025/2026 BIOLOGY 112- EXAM 3 CURRENTLY
TESTING QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED) FOR GUARANTEED
PASS/TOP-RATED A+.
BIOLOGY 112
Ace your Biology 112 exam with this targeted study guide,
designed to clarify essential concepts in genetics, evolution,
and ecological relationships. This resource provides high-yield
practice questions that reinforce core principles for both lecture
and lab components.
Which of the following statements about the life cycle of
mosses is FALSE ?
A) Photosynthetic gametophytes grow from protonema.
B) Haploid spores are the major means of dispersal.
C) Moss sperm are flagellated and need water to reach the
egg.
D) Gametophytes produce eggs and sperm by meiosis.
E) Antheridia and archegonia are found within the
gametophyte body ...... ANSWER ....... D) Gametophytes
produce eggs and sperm by meiosis.
An animal that is diploblastic could not possibly have
, Page 2 of 21
A) a blastula stage in its development.
B) tentacles.
C) sexual reproduction.
D) endoderm.
E) a true coelom ...... ANSWER ....... E) a true coelom
Mollusk shells are produced by
A) the foot.
B) the mantle.
C) the viscera.
D) the cuticle.
E) the radula ...... ANSWER ....... B) the mantle
In Arthropods, the thorax is a region of fused segments
specialized primarily for
A) reproduction.
B) sensing.
C) ingestion.
D) excretion.
E) locomotion. ...... ANSWER ....... E) locomotion
, Page 3 of 21
Which of the following is a correct match of structure and its
function?
A) cnidocyte -- distributes nutrients to other parts of body
B) amoebocyte -- filter feeding
C) spicules -- support of body
D) proglottid -- attachment to host
E) mesoglea -- helps to catch prey ...... ANSWER ....... C)
spicules -- support of body
If you find a flower part called a "stigma," then that same
flower certainly has
A) anthers.
B) scent glands.
C) petals.
D) an insect pollinator.
E) an ovary. ...... ANSWER ....... E) an ovary.
An animal with a lophophore
A) will likely have excellent vision as well.
B) must also be hermaphroditic.
2025/2026 BIOLOGY 112- EXAM 3 CURRENTLY
TESTING QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED) FOR GUARANTEED
PASS/TOP-RATED A+.
BIOLOGY 112
Ace your Biology 112 exam with this targeted study guide,
designed to clarify essential concepts in genetics, evolution,
and ecological relationships. This resource provides high-yield
practice questions that reinforce core principles for both lecture
and lab components.
Which of the following statements about the life cycle of
mosses is FALSE ?
A) Photosynthetic gametophytes grow from protonema.
B) Haploid spores are the major means of dispersal.
C) Moss sperm are flagellated and need water to reach the
egg.
D) Gametophytes produce eggs and sperm by meiosis.
E) Antheridia and archegonia are found within the
gametophyte body ...... ANSWER ....... D) Gametophytes
produce eggs and sperm by meiosis.
An animal that is diploblastic could not possibly have
, Page 2 of 21
A) a blastula stage in its development.
B) tentacles.
C) sexual reproduction.
D) endoderm.
E) a true coelom ...... ANSWER ....... E) a true coelom
Mollusk shells are produced by
A) the foot.
B) the mantle.
C) the viscera.
D) the cuticle.
E) the radula ...... ANSWER ....... B) the mantle
In Arthropods, the thorax is a region of fused segments
specialized primarily for
A) reproduction.
B) sensing.
C) ingestion.
D) excretion.
E) locomotion. ...... ANSWER ....... E) locomotion
, Page 3 of 21
Which of the following is a correct match of structure and its
function?
A) cnidocyte -- distributes nutrients to other parts of body
B) amoebocyte -- filter feeding
C) spicules -- support of body
D) proglottid -- attachment to host
E) mesoglea -- helps to catch prey ...... ANSWER ....... C)
spicules -- support of body
If you find a flower part called a "stigma," then that same
flower certainly has
A) anthers.
B) scent glands.
C) petals.
D) an insect pollinator.
E) an ovary. ...... ANSWER ....... E) an ovary.
An animal with a lophophore
A) will likely have excellent vision as well.
B) must also be hermaphroditic.
