RGC N5 Biology: Multicellular Organisms: 5. Plant Transport Systems

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Questions 15

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1
The rate of transpiration can be measured using a...
calorimeter
thermometer
potometer
colorimeter
2
The xylem vessels transport
sugar and water
sugar and minerals
sugar and oxygen
minerals and water
3
The ____ cells control the opening and closing of the stomata.
companion
mesophyll
guard
root hair
4
The layer of plant cells in which the most photosynthesis occurs is the
upper epidermis
sieve tubes
mesophyll
lower epidermis
5
The raw materials that a plant requires for photosynthesis are
carbon dioxide and oxygen
carbon dioxide and water
glucose and oxygen
oxygen and water
6
Water enters plants through the
root hairs of root hair cells
stomata in the leaves
xylem vessels in the soil
epidermis in the leaves
7
The walls of the xylem contain lignin to
produce water
absorb water
move water
support the vessels
8
Transpiration is
the release of energy from food
the evaporation of water from the stomata
the movement of water up the xylem
the movement of water into the roots
9
Water moves into the root hair cells by the process of
osmosis
active transport
evaporation
transpiration
10
Transpiration will only occur if
it is night time.
the stomata are open
the stomata are closed
the plant is doing photosynthesis
11
The phloem sieve tube cells transport
water and minerals
sugar and water
water only
sugar and oxygen
12
Plants gain water from the _____ and carbon dioxide from the ________
air, air
soil, air
soil, soil
air, soil
13
The layer of cells on the outer sides of leaves is called
phloem
epidermis
mesophyll
xylem
14
The activity of a sieve tube cell is controlled by
its companion cell
its DNA
its nucleus
its cytoplasm
15
The rate of transpiration can be increased by
increasing the air humidity
decreasing the windspeed
increasing the air temperature
decreasing the light intensity

RGC N5 Biology: Multicellular Organisms: 5. Plant Transport Systems Flashcards | StudBud