Paper 1 · November 2021 · Biology
The diagram shows a section through a plant root.
Which tissue, A, B, C or D, transports water?
AA
BB
CC
DD
Explanation
Water is carried by the xylem, the star-shaped tissue at the centre of the stele; label B points to an arm of the star. A points to a phloem bundle between the arms, C to the cortex and D to the epidermis.
ZIMSEC Combined Science 4003/1, November 2021, Q2