Pneumatophores are seen in:

1. Rhizophora

2. Banyan tree

3. Carrot

4. Turnip

Some foliar roots also produce adventitious roots as in:

1. Oxalis

2. Coleus

3. Tapioca

4. Bryophyllum

Plants, which produce characteristic pneumatophores and show vivipary belong to

(1) mesophytes

(2) halophytes

(3) psammophytes

(4) hydrophytes

Roots play insignificant role in absorption of water in

1. sunflower

2. Pistia

3. pea

4. wheat

Velamen is a specialized tissue found in

(1) aerial roots of orchids

(2) succulent leaves

(3) pneumatophores

(4) stilt roots