(a(i))[2]
Circle two substances moved by the part labelled X in Fig. 4.1. amino acids, cellulose, fatty acids, glucose, glycogen, starch, sucrose
(a(ii))[2]
Label the part of the root in Fig. 4.1 that absorbs mineral ions from the soil, using a label line and the correct name.
(b(i))[3]
Describe what the term active transport means.
(b(ii))[1]
State one xylem function besides transport.
(c)[2]
State two environmental factors that change the rate of transpiration.