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प्रश्न
Roots are
पर्याय
Descending, negatively geotropic, positively phototropic
Descending, positively geotropic, negatively phototropic
Ascending, positively geotropic, negatively phototropic
Ascending, negatively geotropic, positively phototropic
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उत्तर
Descending, positively geotropic, negatively phototropic
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
Differentiate between Fibrous root and adventitious root
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
Root formed from prolongation of the radicle is ______.
Rearrange the following zones as seen in the root in vertical section and choose the correct option.
- Root hair zone
- Zone of meristems
- Rootcap zone
- Zone of maturation
- Zone of elongation
Roots developed from parts of the plant other than radicle are called ______.
In swampy areas like the Sunderbans in West Bengal, plants bear special kind of roots called ______.
In aquatic plants like Pistia and Eichhornia, leaves and roots are found near ______.
Name the body part modified for food storage in the following:
Asparagus ______.
Name the body part modified for food storage in the following:
Radish ______.
Name the body part modified for food storage in the following:
Portulaca ______.
The essential functions of roots are anchorage and absorption of water and minerals in the terrestrial plant. What functions are associated with the roots of aquatic plants. How are roots of aquatic plants and terrestrial plants different?
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:
