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Phylum Protozoa (Primitive Animals)
Features of Protozoans - Amoeba is a typical protozoa..
Features of Protozoans - Amoeba is a typical protozoa..Phylum Protozoa (Primitive Animals)
Locomotion with the help of finger-like projections called pseudopodia, cilia or flagell..
Phylum Protozoa (Primitive Animals)
Unicellular (single celled) animals.Nutrition is heterotropi..
Rooting
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..
Modifications of Roots
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..
Regions of the Root
The root consists of the following regions from the apex upwar..
Root pattern:
One crop component is deep rooted whereas the other is shallow rooted..
Root System
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..
Root Pressure
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..
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 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 root system (seen in..
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