Advertisements
Advertisements
Question
Describe the cuttings method for the artificial propagation of plants. Illustrate your answer with the help of labelled diagrams.
Solution
In the cutting method, a part of the stem comprising buds on it is cut from the plant using a sharp knife. This stem is then buried in a suitable medium. After some days, the stem develops roots and starts growing into a new plant.
APPEARS IN
RELATED QUESTIONS
Fill in the following blanks with suitable words :
Plasmodium reproduces by the process of ............ fission whereas Paramecium reproduces by the process of ......... fission.
Name one unicellular organism which reproduces by the same asexual process as Hydra.
Describe the grafting method for the artificial propagation of plants with the help of labelled diagrams.
Fill in the blank:
Yeast cells reproduce by ________.
Explain the process of binary fission in bacteria.
A student after observing a slide showing different stages of binary fission in Amoeba draws the following diagrams. However these diagrams are not in proper sequence:
The correct sequence is:
(A) I, V, IV, III, II
(B) I, III, IV, V, II
(C) I, V, III, IV, II
(D) I, IV, V, III, II
List two advantages of vegetative reproduction practiced in case of an orange plant.
A blue colour flower plant denoted by BB is crossbred with that of white colour flower plant denoted by bb.
(a) State the colour of flower you would expect in their F1 generation plants.
(b) What must be the percentage of white flower plants in F2 generation if flowers of F1 plants are self-pollinated?
(c) State the expected ratio of the genotypes BB and Bb in the F2 progeny.
From the following diagrams, select the correct ones showing stages of binary fission in Amoeba:
(A) I, II, III
(B) IV, II, III
(C) V, II, III
(D) IV, I, III
Plants like (vlmus), Dandelion (Taraxacum) and members of Rose family vegetative reproduce by ______.
