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प्रश्न
Differentiate between Fibrous root and adventitious root
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उत्तर
| Fibrous root | Adventitious root | |
| 1 | It occur in place to tap root system at the base of main stem | Roots arise from varoius parts of the plant other than the radicle |
| 2 | The roots are thin and fibrous | The roots can be thin thick or variously modified |
| 3 | The root system is underground | It can be underground or above ground |
| 4 | Fibrous root system takes part in fixation of plant, absorption of water and mineral salts etc | It performs several function like clinging, support, storage, reproduction, fixation, absorption, etc |
संबंधित प्रश्न
What is meant by modification of root? What type of modification of root is found in the
(a) Banyan tree
(b) Turnip
(c) Mangrove trees
Justify the following statements on the basis of external features
Underground parts of a plant are not always roots
Roots are
Draw and label the parts of regions of root.
How root climbers differ from stem climbers?
Draw and label the parts of regions of root.
Correlate with respect to modification of root for storage of food.
Carrot: Tap root :: ______ : Adventitious root
Which part or zone of root is not correctly matched with its function?
Roots developed from parts of the plant other than radicle are called ______.
Roots obtain oxygen from air in the soil for respiration. In the absence or deficiency of O2, root growth is restricted or completely stopped. How do the plants growing in marshlands or swamps obtain their O2 required for root respiration?
In aquatic plants like Pistia and Eichhornia, leaves and roots are found near ______.
Name the body part modified for food storage in the following:
Carrot ______.
Name the body part modified for food storage in the following:
Asparagus ______.
Name the body part modified for food storage in the following:
Dahlia ______.
Name the body part modified for food storage in the following:
Portulaca ______.
Rhizome of ginger is like the roots of other plants that grows underground. Despite this fact ginger is a stem and not a root. Justify.
After maturation, in primary lymphoid organs, the lymphocytes migrate for interaction with antigens to secondary lymphoid organ(s)/tissue(s) like:
- Thymus
- Bone marrow
- Spleen
- Lymph nodes
- Peyer’s patches
Choose the correct answer from the options given below:
