Which of the following statements is not true for
stomatal apparatus?
(a) Guard cells invariably possess chloroplasts and
mitochondria.
(b) Guard cells are always surrounded by subsidiary
cells.
(c) Stomata are involved in gaseous exchange.
(d) Inner wall of guard cells are thick
stomatal apparatus?
(a) Guard cells invariably possess chloroplasts and
mitochondria.
(b) Guard cells are always surrounded by subsidiary
cells.
(c) Stomata are involved in gaseous exchange.
(d) Inner wall of guard cells are thick