The fact that tracheophytes can survive on land is
due to which of the following?
a. Alternation of generations
b. A dominant gametophyte stage
c. Adaptation to damp habitats
d. Water transport through vascular tissues
e. Mechanisms other than photosynthesis for
carbohydrate production
The fact that tracheophytes can survive on land is
due to which of the following?
a. Alternation of generations
b. A dominant gametophyte stage
c. Adaptation to damp habitats
d. Water transport through vascular tissues
e. Mechanisms other than photosynthesis for
carbohydrate production
Which of the following is an actively dividing tissue
in plants?
a. Cambium
b. Xylem
c. Endodermis
d. Phloem
e. Pith
Which of the following is an actively dividing tissue
in plants?
a. Cambium
b. Xylem
c. Endodermis
d. Phloem
e. Pith
All of the following are common to C3 and C4
EXCEPT
a. Photolysis
b. Initial step of CO2 fixation
c. Cyclic photophosphorylation
d. Noncyclic photophosphorylation
e. Chemiosmotic phosphorylation
All of the following are common to C3 and C4
EXCEPT
a. Photolysis
b. Initial step of CO2 fixation
c. Cyclic photophosphorylation
d. Noncyclic photophosphorylation
e. Chemiosmotic phosphorylation
Water flow up a stem could be measured in which of
the following structures?
a. Phloem
b. Xylem
c. Lenticels
d. Stomata
e. Casparian strip
Water flow up a stem could be measured in which of
the following structures?
a. Phloem
b. Xylem
c. Lenticels
d. Stomata
e. Casparian strip
Pores on the leaf surface that function in gas
exchange are called
a. Hairs
b. Xylem cells
c. Phloem cells
d. Stomata
e. sclerids
Pores on the leaf surface that function in gas
exchange are called
a. Hairs
b. Xylem cells
c. Phloem cells
d. Stomata
e. sclerids
What are the products of noncyclic
photophosphorylation?
a. Heat and fluorescence
b. ATP and P700
c. ATP and NADPH
d. ADP and NADP
e. P700 and P680
What are the products of noncyclic
photophosphorylation?
a. Heat and fluorescence
b. ATP and P700
c. ATP and NADPH
d. ADP and NADP
e. P700 and P680
The amount and direction of movement of water in
plants can always be predicted by measuring
which of the following?
a. Air pressure
b. Rainfall
c. Proton gradient
d. Dissolved solutes
e. Water potential
The amount and direction of movement of water in
plants can always be predicted by measuring
which of the following?
a. Air pressure
b. Rainfall
c. Proton gradient
d. Dissolved solutes
e. Water potential
Ignoring all other factors, what kind of day would
result in the fastest delivery of water and
minerals to the leaves of a tree?
a. cool, dry day
b. Warm, dry day
c. Warm, humid day
d. Cool, humid day
e. Very hot, dry, windy day
Ignoring all other factors, what kind of day would
result in the fastest delivery of water and
minerals to the leaves of a tree?
a. cool, dry day
b. Warm, dry day
c. Warm, humid day
d. Cool, humid day
e. Very hot, dry, windy day
Fruits often ripen when placed in closed paper bags
because of the effect of
a. Cytokinin
b. Absciscic acid
c. CO2
d. Gibberelin
e. Ethylene
Fruits often ripen when placed in closed paper bags
because of the effect of
a. Cytokinin
b. Absciscic acid
c. CO2
d. Gibberelin
e. Ethylene
A mutation in which of the following floral parts
would have the greatest potential impact on
fertilization?
a. Sepal
b. Petal
c. Stamn
d. Carpel
e. Either C or D
A mutation in which of the following floral parts
would have the greatest potential impact on
fertilization?
a. Sepal
b. Petal
c. Stamn
d. Carpel
e. Either C or D
What is the embryonic root called?
a. Plumule
b. Hypocotyl
c. Epicotyl
d. Radicle
e. Shoot
What is the embryonic root called?
a. Plumule
b. Hypocotyl
c. Epicotyl
d. Radicle
e. Shoot
In plants, which of the following could be an
advantage of sexual reproduction as opposed to
asexual reproduction?
a. Genetic variation
b. Mitosis
c. Stable population
d. Rapid population increase
e. Greater longevity
In plants, which of the following could be an
advantage of sexual reproduction as opposed to
asexual reproduction?
a. Genetic variation
b. Mitosis
c. Stable population
d. Rapid population increase
e. Greater longevity