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प्रश्न
Name four plants which can be propagated by stem-cutting.
उत्तर
Plants propagated through stem cuttings are:
- Blackberries
- Cannabis
- Grapes
- Pineapple
- Sugarcane
APPEARS IN
संबंधित प्रश्न
Binary fission is a method of asexual reproduction.
What is vegetative propagation?
APlanaria worm is cut horizontally in the middle into two halves P and Q such that the part P contains the whole head of the worm. Another Planaria worm is cut vertically into two halves R and s in such a way that both the cut pieces R and S contain half head each. Which of the cut pieces of the twoPlanaria worms could regenerate to form the complete respective worms?
(a) only P
(b) only R and S
(c) P, R and S
(d) P, Q, R and S
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.
Fill in the blank:
The amount of cytoplasm in the parent cell is _____ than the amount in the bud.
What is meant by vegetative propagation? Name the vegetative parts through which Potato and Bryophyllum reproduce.
Observe the given picture and answer the questions given below.
- State the type of reproduction.
- Identify the part of reproduction.
Sweet potato - _____________
Bryophyllum - _____________
Potato - _____________
During favourable conditions, Amoeba reproduces by ______
In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called ______
In the diagram of a bisexual flower given in Figure 12.5, draw the missing part and label the parts marked (a), (b) and (c). Also, label the missing part that you draw
