State the role of the casparian strip.

Makes all water move via symplast pathway

State the nutrients required by plants.

Carbon dioxide, oxygen, organic nutrients, ions, water

Define apoplastic pathway.

Water moves through cell walls until the casparian strip

Define symplastic pathway.

Water moves cell-to-cell through plasmodesmata.

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Duplicate of Transpiration

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Transpiration Basics for AS Biology

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Answers

1
Explain why transpiration occurs.
The roots draw up water
Due to dry conditions
The Sun evaporates water
Plant is thirsty and needs water
2
State the role of the casparian strip.
Makes all water move via symplast pathway
Filters water and ions before going in the xylem
Makes all water move via apoplast pathway
Controls the amount of water going in the xylem
3
Name "C"
Pith
Epithelium
Endodermis
Epidermis
4
Name one kind of organism that does not require any transport system.
Mice
Bacteria
Cacti
Fish
5
State the vessel responsible for the transport of water (and inorganic ions).
Root Hairs
Phloem
Xylem
Mesophyll Layer
6
State the nutrients required by plants.
Oxygen, organic nutrients, ions, water, urea
Carbon dioxide, oxygen, organic nutrients, ions, water
Carbon dioxide, oxygen, inorganic ions, water
Carbon dioxide, organic nutrients, organic ions, water
7
State the name of the structure in which water transpires out of a leaf.
Mesophyll
Stomata
Palisade
Guard Cells
8
Which feature allows xylem to stay strong under hydrostatic pressure?
Magic
Osmosis
Cell thickenings
Cell walls
9
Describe why carbon dioxide and oxygen do not require a transport system to travel in plants.
Stomata
Diffusion
Active Transport
They are processed in the plant leaves
10
Name and correctly spell the pores in cell walls that water can travel through.
Stomata
Plasmodesmata
Plasmomata
Stoma
11
Water vapor is found in the
Roots (entering the leaf)
Mesophyll layer (air spaces)
Stomata (entering the leaf)
Palisade layer (air spaces)
12
Define apoplastic pathway.
Water moves through cell walls until the casparian strip
Water moves cell-to-cell through plasmodesmata.
13
State the driving force that pulls water through the xylem.
Osmosis
Hydrostatic Pressure
Active Transport
Diffusion
14
State the mechanism by which water enters root hair cells
Active transport
Low pressure
Facilitated diffusion
Osmosis
15
Apoplast and Symplast are
Two pathways into the root hair
Two pathways out of the leaf
Two pathways into the leaf
Two pathways into the xylem
16
Name "E"
Vascular Bundle
Pith
Phloem
Xylem
17
Liquid water is found on the _______________ cells.
Palisade
Mesophyll
Epidermis
Guard
18
Define symplastic pathway.
Water moves through cell walls until the casparian strip
Water moves cell-to-cell through plasmodesmata.
19
Name "A"
Endodermis
Epidermis
Pith
Epithelium
20
Water evaporates from the
Palisade cells
xylem
Stomata
Mesophyll cells
21
Which water property/properties help pull water up the xylem?
Adhesion and cohesion
Density, adhesion, cohesion
Density and adhesion
Cohesion and density

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