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प्रश्न
Name the parts of the plants used to grow following flower: Dahlia
उत्तर
Tubers
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संबंधित प्रश्न
Name two simple organisms having the ability of regeneration.
Write two differences between binary fission and multiple fission in a tabular form.
Name two plants which are propagated by layering method.
What is meant by regeneration? Name two animals which can regenerate fully from their cut body parts.
Name the method by which bread mould (Rhizopus fungus) reproduces. Is this method sexual or asexual?
When a broken piece of the stem of a plant X is planted in the soil, a new plant grows from it in a week's time. The leaves of plant X also have many small entities Y in their margins which can fall to the ground alone or alongwith leaves and grow into new plants.
(a) Name a plant which X could be.
(b) What are the entities Y present on the leaves of X known as?
(c) Name a plant other than X which can be reproduced from its leaves.
(d) Name a common plant grown in many homes which can be propagated from its broken stems like plant X.
(e) Name a kind of dormant organs present in dry stems of old grass plants lying in the fields which get activated and produce green grass plants after the rains.
State whether the following statement is true (T) or false (F):
Cutting and grafting are natural means of reproduction.
What is meant by vegetative propagation? Name the vegetative parts through which Potato and Bryophyllum reproduce.
Asexual reproduction is also known as ______.
Which of the following statements are true for flowers?
- Flowers are always bisexual
- They are the sexual reproductive organs
- They are produced in all groups of plants
- After fertilisation they give rise to fruits
