Q. 37 D5.0( 3 Votes )
Name two fruit trees which are usually propagated by grafting method.
Apple and oranges are propagated by grafting method.
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Name any two plants which are propagated by cuttings method.Lakhmir Singh & Manjit Kaur- Biology
What is a tuber? Name one stem tuber and one root tuber.Lakhmir Singh & Manjit Kaur- Biology
Describe the layering method for the artificial propagation of plants. Illustrate your answer with the help of a labelled diagram. Name any five plants which are propagated by the layering method.Lakhmir Singh & Manjit Kaur- Biology
Why do green grass plants spring up in dry fields on their own after the rains ?Lakhmir Singh & Manjit Kaur- Biology
List two advantages of vegetative reproduction practiced in case of an orange plant.Science - Board Papers
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' 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 activated and produce green grass plants after the rains.Lakhmir Singh & Manjit Kaur- Biology
Stock and scion are involved in the artificial propagation method known as :
A. tissue culture
D. cuttingsLakhmir Singh & Manjit Kaur- Biology
When the branches of a plant growing in the field are pulled towards the ground and a part of them is covered with moist soil (leaving the tips of the branches exposed above the ground), then after some time new roots develop from the parts of branches buried in the soil. On cutting these branches from the parent plant, new plants are produced from the cut parts of branches which had developed roots.
(a) What is this method of propagation of plants known as ?
(b) What type of branches should a plant have to be able to be propagated by this method ?
(c) Name any two plants which are grown for their flowers and propagated by this method.
(d) Name any two plants which are grown for their fruits and propagated by this method
(e) Name one plant which gets propagated by this method naturally by forming runners (soft horizontal stems running above the ground).Lakhmir Singh & Manjit Kaur- Biology
The cut part of plant stem (having roots and fixed to ground) which is used in the process of grafting is known as:Lakhmir Singh & Manjit Kaur- Biology