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National 5 Biology - KA 2.5 Transport in plants Flashcards | StudBud
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National 5 Biology - KA 2.5 Transport in plants
National 5 Biology - KA 2.5 Transport in plants
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National 5 Biology Unit 2 quiz covering plant transport.
Flashcards
15 cards
F
Practice quiz
P
Host live
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Questions
15
Answers
1
Which cells carry water up the stem?
Xylem
Root hair cells
Phloem
Vein
2
Which material helps xylem remain upright?
Starch
Cellulose
Lignin
Glucose
3
By which process does water leave a leaf cell?
Diffusion
Evaporation
Osmosis
Transpiration
4
Which of the following plant cells contain chloroplasts?
Phloem
Palisade mesophyll
Xylem
Stomata
5
Where are stomata located on leaves?
Palisade epidermis
Upper epidermis
Lower epidermis
Spongy epidermis
6
Which cells in a plant cell have sieve tubes?
Companion cells
Spongy mesophyll
Phloem cells
Palisade mesophyll cells
7
Increasing humidity in the air will decrease the rate of transpiration in a plant.
True
False
8
What happens to stomata when guard cells are TURGID?
Guard cells become flaccid
Guard cells become plasmolysed
Stomata open
Stomata close
9
Transpiration is the movement of glucose through a plant
False
True
10
When would transpiration rate in plants (loss of water via stomata) be highest?
Dry and calm conditions
Dry and windy conditions
Wet and calm conditions
Wet and windy conditions
11
Through which cells does water enter plants by osmosis?
Xylem
Phloem
Guard cells
Root hair cells
12
What is the function of phloem?
To transport sugar
To transport water
To keep thing phlowing
To transport blood
13
Which of the following will increase the rate of transpiration in a plant?
Increased humidity
Increased wind speed
Increased temperature
Increased temperature and wind speed
14
Which type of cell opens and closes stomata?
Spongy mesophyll
Palisade mesophyll
Guard cell
Lower epidermis
15
Which of the following statements is correct?
Phloem vessels are dead and xylem vessels are living
Phloem vessels are living and xylem vessels are dead
Both phloem and xylem vessels are dead
Both phloem and xylem vessels are living
