At root tip, number of divisions to produce 100 cells is  _____________ . 

Find out the wrongly matched pair

 Rhizome, which grows vertically upwards are  ____________ .

A fibrous root system is excellent for 

Floating roots are the characteristic feature of  

Identify the correct order of the following four zones in the root  from apex to base

1 . Mineral absorption zone

11. .Meristematic zone

111. Maturation zone

1V. Water absorption zone

Pneumatophores are present in 

Velamen is found in

The photosynthetic or assimilatory roots are observed in 

A student collected a hydrophyte with swollen petiole and with a single vascular bundle in the root. The plant  which he collected was