Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
Select the correct statement about green algae.
A) Some green algae form stable associations with fungi to produce
lichens.
B) Green algae are important primary producers only in near-shore
ocean environments.
C) Green algae have chloroplasts but lack mitochondria.
D) Green algae synthesize starch in the mitochondria as a storage
product of photosynthesis. -
correct answer ✅A) Some green algae form stable associations
with fungi to produce lichens.
All land plants have a life cycle featuring alternation of generations.
Which statement best explains the similarities or differences in
roles played by the following life cycle stages, all of which are visible
to the naked eye and commonly seen in nature: pine trees, leafy
ferns, beds of mosses, and flowering rose bushes.
,Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
A)Rose bushes, ferns, and pine trees produce spores. The
commonly visible stage of mosses releases gametes.
B)All of these stages produce sperm and eggs.
C)All of these stages release spores that develop into
gametophytes.
D)Structures on the ferns, roses, and pine trees release pollen that
develops into the male gametophyte. Mosses do not produce
pollen. -
correct answer ✅A) Rose bushes, ferns, and pine trees produce
spores. The commonly visible stage of mosses releases gametes.
Identify the correct pollination association.
A) Bee-pollinated flowers have long, tubelike structures to protect
the bees.
B) Brightly colored flowers are pollinated by moths, which are
attracted to bright colors.
,Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
C) Carrion flowers produce molecules that smell like rotting flesh to
attract flies.
D) Flowers pollinated by hummingbirds are generally white because
hummingbirds lack color vision. -
correct answer ✅C) Carrion flowers produce molecules that smell
like rotting flesh to attract flies.
Why is it obvious that tall corn plants seen from a car window do
not belong to the bryophyte lineage?
A) Bryophytes only grow in dry conditions.
B) Bryophytes lack vascular tissue and grow close to the ground.
C) Unlike corn, bryophytes do not carry out photosynthesis and
would not appear green.
D) Unlike corn and other crop plants, bryophytes do not reproduce
sexually. -
correct answer ✅B) Bryophytes lack vascular tissue and grow close
to the ground.
, Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
Artificial selection has produced a distinct set of changes in wild
forms of plants as they have been domesticated. Which of the
following represents an example of domestication of crop plants by
the process of artificial selection?
A)Cross-pollination of the pepper plant in one backyard with the
pepper plants in the neighboring yard
B)Increase in kernel size in modern maize in comparison to
teosinte, a wild grass
C)Reduced protein content of cultivated plants such as corn
D)Elimination of a field of cotton plants in an area undergoing
drought -
correct answer ✅B) Increase in kernel size in modern maize in
comparison to teosinte, a wild grass.
Which pair of morphological traits is used to define the three
categories into which land plants are classified?
Questions & Answers (Grade A+)
Select the correct statement about green algae.
A) Some green algae form stable associations with fungi to produce
lichens.
B) Green algae are important primary producers only in near-shore
ocean environments.
C) Green algae have chloroplasts but lack mitochondria.
D) Green algae synthesize starch in the mitochondria as a storage
product of photosynthesis. -
correct answer ✅A) Some green algae form stable associations
with fungi to produce lichens.
All land plants have a life cycle featuring alternation of generations.
Which statement best explains the similarities or differences in
roles played by the following life cycle stages, all of which are visible
to the naked eye and commonly seen in nature: pine trees, leafy
ferns, beds of mosses, and flowering rose bushes.
,Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
A)Rose bushes, ferns, and pine trees produce spores. The
commonly visible stage of mosses releases gametes.
B)All of these stages produce sperm and eggs.
C)All of these stages release spores that develop into
gametophytes.
D)Structures on the ferns, roses, and pine trees release pollen that
develops into the male gametophyte. Mosses do not produce
pollen. -
correct answer ✅A) Rose bushes, ferns, and pine trees produce
spores. The commonly visible stage of mosses releases gametes.
Identify the correct pollination association.
A) Bee-pollinated flowers have long, tubelike structures to protect
the bees.
B) Brightly colored flowers are pollinated by moths, which are
attracted to bright colors.
,Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
C) Carrion flowers produce molecules that smell like rotting flesh to
attract flies.
D) Flowers pollinated by hummingbirds are generally white because
hummingbirds lack color vision. -
correct answer ✅C) Carrion flowers produce molecules that smell
like rotting flesh to attract flies.
Why is it obvious that tall corn plants seen from a car window do
not belong to the bryophyte lineage?
A) Bryophytes only grow in dry conditions.
B) Bryophytes lack vascular tissue and grow close to the ground.
C) Unlike corn, bryophytes do not carry out photosynthesis and
would not appear green.
D) Unlike corn and other crop plants, bryophytes do not reproduce
sexually. -
correct answer ✅B) Bryophytes lack vascular tissue and grow close
to the ground.
, Biology 1404 TTU Exam 2 Exam
Questions & Answers (Grade A+)
Artificial selection has produced a distinct set of changes in wild
forms of plants as they have been domesticated. Which of the
following represents an example of domestication of crop plants by
the process of artificial selection?
A)Cross-pollination of the pepper plant in one backyard with the
pepper plants in the neighboring yard
B)Increase in kernel size in modern maize in comparison to
teosinte, a wild grass
C)Reduced protein content of cultivated plants such as corn
D)Elimination of a field of cotton plants in an area undergoing
drought -
correct answer ✅B) Increase in kernel size in modern maize in
comparison to teosinte, a wild grass.
Which pair of morphological traits is used to define the three
categories into which land plants are classified?
