Write the precise function of:
(a) Sieve tube
(b) Interfascicular cambium
(c) Collenchyma
(d) Aerenchyma
a) Sieve tube- transportation of synthesised food.
b) Interfascicular cambium- it helps in secondary growth.
c) Collenchyma- it provides mechanical support to herbaceous stems.
d) Aerenchyma- it helps hydrophytes in facilitating buoyancy.