7th Grade Chapter 10 Question Preview (ID: 22208)
Structure And Function Of Plants.
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Which does not belong with the other three?
a) stem
b) epidermis
c) root
d) leaf
A region on a stem where a leaf is or was attached is called a
a) whorl
b) vein
c) cuticle
d) node
The exchange of gases in the woody areas of plants takes place through tiny openings in the bark called
a) lenticels
b) stomata
c) guard cells
d) nodes
In an alternate leaf arrangement,
a) one leaf is attached at a node
b) two leaves are attached at a node
c) three leaves are attached at a node
d) all leaves are attached at the node
The root system in which there is one main root that goes down deep into the ground are
a) fibrous root systems
b) lateral root systems
c) woody root systems
d) taproot systems
A type of sugar that makes up the plant cell walls
a) glucose
b) cellulose
c) xylem
d) phloem
This is caused by the presence of water inside plant cells
a) xylem
b) plastid
c) Turgor Pressure
d) phloem
A chloroplast is an example of this
a) plastid
b) photosynthesis
c) chlorophyll
d) cuticle
This tissue transports a sugar solution
a) cellulose
b) xylem
c) phloem
d) turgor pressure
The outermost tissue of leaves, young roots, and young stems
a) cuticle
b) epidermis
c) spongy layer
d) palisade layer
Reversible, repeatable plant movements
a) gravitropism
b) tropism
c) nastic
d) phytochromes
Growth away from a factor
a) positive tropism
b) negative tropism
c) gravitropism
d) phototropism
Plants that bloom when nights are long
a) short-day plants
b) long-day plants
c) Day-neutral plants
d)
What tissue(s) are inside a vascular bundle?
a) xylem
b) phloem
c) Both xylem and phloem
d) neither xylem or phloem
What structure does transpiration occur through
a) chloroplasts
b) roots
c) lenticels
d) stomata
A plant’s response to the length of time it is exposed to light is called
a) photoperiodism
b) tropism
c) phytochromes
d) Photosynthesis
A plant’s response to light is controlled by special pigments called
a) phototropism
b) phytochromes
c) chlorophyll
d) photoperiodism
The study of plants is called
a) Physiology
b) Anatomy
c) Botany
d) biology
Nastic movements are caused by changes in
a) sugar
b) gravity
c) light
d) Turgor Pressure
Where are stomata found?
a) on the underside of the leaf
b) on the top of the leaf
c) on the sides of woody stems
d) on the root hairs
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