Advertisements
Advertisements
Question
With the help of suitable diagram define 'bagging' and 'tagging' of flower.
Advertisements
Solution
Bagging: During Hybridization, emasculated flowers are covered with butter paper or polythene bag of suitable size to prevent pollination by pollengrains of unwanted source. This is known as bagging.
Tagging: After dusting the pollengrains on stigma of emasculated flower, it is rebagged and tag with relevant information such as date of emasculation, date of pollination, details of male and female parents, etc is attached with plants. This is known as tagging.
APPEARS IN
RELATED QUESTIONS
What is ‘biofortification’?
Give the names of ‘two’ insect-resistant crop varieties.
State one characteristic of millets that has been improved as a result of hybrid breeding so as to produce high yielding millet crops.
While studying the history of the domestication of various cultivated plants _______ were recognized earlier.
Smooth leaved and necterless cotton varieties are NOT affected by ____________.
In hybridization experiments 'true breeding' means off-springs show ____________.
Use of certain chemicals and radiation to change the base sequences of genes of crop plants is termed ______.
A collection of all the alleles of all the genes of a crop plant is called ______.
Define the term ‘stress’ for plants. Discuss briefly the two types of stress encountered by plants.
What are A, B in the following table:
| Transgenic Crop | Substance | Transgene | |
| (i) | A | Flavonoids | Chalone isomerase |
| (ii) | Rice | B | Ferritin |
