Subculturing is similar to propagation by cuttings because it separates multiple microshoots and places them in a medium All of these it uses scions to produce new microshoots they both use in vitro growing conditions TRUE ANSWER : ? YOUR ANSWER : ?
Cell fusion method includes the preparation of large number of single plant cell stripped of their cell wall plant cells stripped of their cell wall plant cells with cell wall cells from different species TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation? Less multiplication of disease free plants Both (b) and (c) Storage and transportation of propogates Multiplication of sexually derived sterile hybrids TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions? Nurse or feeder culture Both (a) and (b) None of these Nurse medium TRUE ANSWER : ? YOUR ANSWER : ?
A(n) __________ is an excised piece of leaf or stem tissue used in micropropagation. microshoot medium explant scion TRUE ANSWER : ? YOUR ANSWER : ?
Agrobacterium based gene transfer is efficient with both monocots and dicots only with monocots with majority monocots and few dicots only with dicots TRUE ANSWER : ? YOUR ANSWER : ?
Protoplasts are the cells devoid of cell wall cell membrane both cell wall and cell membrane none of these TRUE ANSWER : ? YOUR ANSWER : ?
What is meant by 'Organ culture' ? Introduction of a new organ in an animal body with a view to create genetic mutation in the progenies of that animal The aspects of culture in community which are mainly dedicated by the need of a specified organ of the human body Maintenance alive of a whole organ, after removal from the organism by partial immersion in a nutrient fluid Cultivation of organs in a laboratory through the synthesis of tissues TRUE ANSWER : ? YOUR ANSWER : ?
In a callus culture auxins and cytokinins are not required only auxin is required for root and shoot formation increasing level of auxin to a callus induces shoot formation and increasing level of cytokinin promote root formation increasing level of cytokinin to a callus induces shoot formation and increasing level of auxin promote root formation TRUE ANSWER : ? YOUR ANSWER : ?
Which method of plant propagation involves the use of girdling? Grafting Micropropagation Layering Cuttings TRUE ANSWER : ? YOUR ANSWER : ?