Q.3 For an experiment in Botany , two different plants plant A and plant B were grown under similar laboratory conditions Their heights were measured at the end of each week for 3 weeks The result are shown by the following graph
(a) How high was Plant A after (i) 2 weeks (ii) 3 weeks?
(a) The Plant A after
(i) 2 weeks = 7 cm height.
(ii) 3 weeks = 9 cm height.