how many primitive roots

Features of Protozoans - Amoeba is a typical protozoa..

Locomotion with the help of finger-like projections called pseudopodia, cilia or flagell..

Unicellular (single celled) animals.Nutrition is heterotropi..

Naphthalene acetic acid (NAA), indole butyric acid (IBA) and indole acetic acid (IAA) are used to induce rooting of cuttings of woody plants like gua..

Roots sometimes have special functions to perform and in such cases their form and structure differ from those of normal roots. The modified roots may be underground or aeria..

The root consists of the following regions from the apex upwar..

One crop component is deep rooted whereas the other is shallow rooted..

Root System - Root is the descending portion of the axis of the plant. It is not normally green in colour. It is characterised by the absence of nodes and internodes. There are two types of root systems, the tap root system (seen in dicots) and fibrous r..

Roots absorb water from the soil by osmosis or diffusion as the water is in higher concentration in the soil than in the roots. The absorption may take place into the intercellular spaces of the root cells or the root hairs. Root hairs are epider..

Root is the descending portion of the axis of the plant. It is not normally green in colour. It is characterised by the absence of nodes and internodes. There are two types of root systems, the tap root system (seen in dicots) and fibrous root system (seen in..