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BOT3015 Quiz
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BOT3015 Quiz 2 2024-2025leaves
Plants are capable of capturing energy from the sun and storing it as sugars.
Chlorophyll in the __________ gives them a green color and allows plants to perform
photosynthesis.
blade
The flattened portion of a leaf is called a(n) ___________.
petiole
Most eudicot leaves have a flattened blade and a slender stalk, call the __________.
deciduous
What type of plants have leaves that live only through one growing season?
A. evergreen
B. stipules
C. deciduous
E. hearty
Leaf
What structure of the plant is mainly responsible for capturing and storing the energy of
the sun through photosynthesis?
A. Leaves
B. Stems
C. Flowers
D. Roots
,stomata
Evaporation of water through the ___________ can lower the temperature of a leaf.
A. rachis
B. epidermis
C. hydathode
D. stomata
Transpiration
What is the term for the process when water evaporates from the moist inner cells at the
surface of the leaf?
A. Pressure-flow
B. Guttation
C. Transpiration
D. Hydraulic lift
water
Stomata allow carbon dioxide to enter leaves, while allowing __________ vapor to exit
leaves.
Palisade mesophyll
packed, barrel-shaped parenchyma cells that are typically in two layers
Spongy mesophyll
loosely arranged parenchyma cells with lots of air space in between
epidermis
The mesophyll encompasses all the tissues between the lower and upper __________ of a
leaf.
, bundle
A leaf vein is a vascular __________.
Veins
Which below include the "skeleton: of a leaf, housing the tissues that transport water
and sugars?
A. Veins
B. Cuticle
C. Sclerenchyma
xylem; phloem
Veins, in plants, are bundles of strands of water transporting cells called __________, and
sugar transporting cells called __________. These strands are surrounded by bundle
sheath cells.
Vein
To what structure is the unlabeled arrow pointing?
A. Vein
B. Stoma
C. Bundle sheath
D. Hypodermis
bulliform
Monocots can fold or roll their leaves as the ________ cells partly collapse due to water
loss.
Sunken stomata; Dense, hairy coverings; Succulent leaves
Which of the following are leaf adaptations to an arid environment? (Select all that
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