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Transpiration
Transpiration
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Transpiration Basics for Year 11 Biology
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
Water evaporates from the
Mesophyll cells
xylem
Stomata
Palisade cells
2
State the driving force that pulls water through the xylem.
Diffusion
Active Transport
Hydrostatic Pressure
Osmosis
3
The initial start point for Guard cells to open is ...
Water enters the guard cell vacuoles
Potassium ions move into the vacuoles of the guard cells
Water leaves the guard cell vacuoles
Potassium ions move out of the guard cell vacuoles
4
Which water property/properties help pull water up the xylem?
Adhesion and cohesion
Density, adhesion, cohesion
Density and adhesion
Cohesion and density
5
State the mechanism by which water enters root hair cells
Osmosis
Active transport
Low pressure
Facilitated diffusion
6
Transpiration is ....
the evaporation of water from the leaves
the process of water moving into the roots
another name for the process of water diffusion
movement of water into and out of the stomata
7
Water vapor is found in the
Mesophyll layer (air spaces)
Palisade layer (air spaces)
Roots (entering the leaf)
Stomata (entering the leaf)
8
State the vessel responsible for the transport of water (and inorganic ions).
Xylem
Mesophyll Layer
Root Hairs
Phloem
9
The device that measures the amount of transpiration a plant undergoes.
Barometer
Potometer
Thermometer
hygrometer
10
Transpiration is affected by which conditions
Air Movement
Humidity
All of the above
Light intensity
11
Explain why transpiration occurs.
The roots draw up water
Plant is thirsty and needs water
Due to dry conditions
The Sun evaporates water
12
Name one kind of organism that does not require any transport system.
Cacti
Bacteria
Mice
Fish
13
State the name of the structure in which water transpires out of a leaf.
Stomata
Palisade
Guard Cells
Mesophyll
14
Describe why carbon dioxide and oxygen do not require a transport system to travel in plants.
Diffusion
They are processed in the plant leaves
Stomata
Active Transport
15
Liquid water is found on the _______________ cells.
Guard
Mesophyll
Palisade
Epidermis
16
Which feature allows xylem to stay strong under hydrostatic pressure?
Magic
Cell walls
Osmosis
Cell thickenings
17
State the nutrients required by plants.
Carbon dioxide, oxygen, organic nutrients, ions, water
Carbon dioxide, organic nutrients, organic ions, water
Oxygen, organic nutrients, ions, water, urea
Carbon dioxide, oxygen, inorganic ions, water
18
Where are the stomata primarily located on the leaf?
Spongy mesophyll
Lower epidermis
Palisade mesophyll
Upper epidermis
