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 : ?
When plated only in nutrient medium, how much time is required for the protoplast to synthesize new cell wall? 10-15 days 2-5 days 15-17 days 5-10 days TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation? Both (b) and (c) Less multiplication of disease free plants Storage and transportation of propogates Multiplication of sexually derived sterile hybrids TRUE ANSWER : ? YOUR ANSWER : ?
Protoplasts are the cells devoid of both cell wall and cell membrane none of these cell membrane cell wall TRUE ANSWER : ? YOUR ANSWER : ?
What is/are the benefit(s) of micropropagation or clonal propagation? Rapid multiplication of superior clones Multiplication of disease free plants All of these Multiplication of sexually derived sterile hybrids TRUE ANSWER : ? YOUR ANSWER : ?
Organogenesis is genesis of organs formation of callus tissue formation of root and shoots on callus tissue both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
The ability of the component cells of callus to form a whole plant is known as none of these either (a) or (b) dedifferentiation redifferentiation TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions? Both (a) and (b) Nurse or feeder culture Nurse medium None of these TRUE ANSWER : ? YOUR ANSWER : ?
Agrobacterium based gene transfer is efficient only with dicots with both monocots and dicots only with monocots with majority monocots and few dicots TRUE ANSWER : ? YOUR ANSWER : ?
The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as redifferentiation either (a) or (b) dedifferentiation none of these TRUE ANSWER : ? YOUR ANSWER : ?