Transport in Plants
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Xylem and phloem
SubtopicXylem and phloem under Transport in Plants for Grade 11 IGCSE.
Preview questions (no answers)
- 1.
Xylem vessels are waterproofed by lignin. Why is this important?
A.To keep the water inside the tube
B.To allow water to exit into the pith
C.To prevent the plant from getting too heavy
D.To make the stem flexible
- 2.
Which statement about phloem transport is true?
A.It only occurs during the night
B.It moves materials from source to sink
C.It only moves materials from roots to leaves
D.It does not require any living cells
- 3.
The movement of water through the xylem is a passive process driven by:
A.Active transport in the leaves
B.Evaporation of water from the leaves
C.Gravity pulling water down
D.The pumping action of the roots
Download the worksheet for Transport in Plants - Xylem and phloem to practice offline. It includes additional chapter-level practice questions.
Water uptake and transpiration
SubtopicWater uptake and transpiration under Transport in Plants for Grade 11 IGCSE.
Preview questions (no answers)
- 1.
If a plant is placed in a very salty soil, what is likely to happen to the root hair cells?
A.They will take in more water
B.They will lose water by osmosis
C.They will explode
D.They will start photosynthesizing
- 2.
Which of the following will result in the lowest rate of transpiration?
A.A sunny, windy day
B.A hot, dry afternoon
C.A cold, humid, still night
D.A warm, bright morning
- 3.
What is the main function of the root cortex?
A.To protect the root hair cells
B.To allow water to move from the root hair to the center of the root
C.To perform photosynthesis
D.To produce seeds
Download the worksheet for Transport in Plants - Water uptake and transpiration to practice offline. It includes additional chapter-level practice questions.
Translocation
SubtopicTranslocation under Transport in Plants for Grade 11 IGCSE.
Preview questions (no answers)
- 1.
Which term describes the process of moving substances into the phloem at the source?
A.Unloading
B.Loading
C.Evaporating
D.Filtering
- 2.
Which of the following would be an example of translocation moving upwards?
A.Sugar moving from leaves to roots
B.Sugar moving from a storage bulb to a developing flower
C.Water moving from roots to leaves
D.Oxygen moving from leaves to the air
- 3.
What is the primary function of translocation during the fruiting stage of a plant?
A.To move water to the fruits
B.To move sugars to the developing fruits
C.To remove waste from the fruits
D.To keep the fruits cool
Download the worksheet for Transport in Plants - Translocation to practice offline. It includes additional chapter-level practice questions.