What is/are the benefit(s) of micropropagation or clonal propagation? Multiplication of sexually derived sterile hybrids Rapid multiplication of superior clones All of these Multiplication of disease free plants TRUE ANSWER : ? YOUR ANSWER : ?
Cellular totipotency is the property of plants bacteria animals all of these TRUE ANSWER : ? YOUR ANSWER : ?
Protoplasts are the cells devoid of none of these cell wall both cell wall and cell membrane cell membrane TRUE ANSWER : ? YOUR ANSWER : ?
Agrobacterium based gene transfer is efficient only with monocots with both monocots and dicots only with dicots 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 dedifferentiation none of these either (a) or (b) redifferentiation TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation? Storage and transportation of propogates Less multiplication of disease free plants Multiplication of sexually derived sterile hybrids Both (b) and (c) TRUE ANSWER : ? YOUR ANSWER : ?
When plated only in nutrient medium, how much time is required for the protoplast to synthesize new cell wall? 15-17 days 10-15 days 2-5 days 5-10 days TRUE ANSWER : ? YOUR ANSWER : ?
Cell fusion method includes the preparation of large number of plant cells stripped of their cell wall single plant cell stripped of their cell wall cells from different species plant cells with cell wall TRUE ANSWER : ? YOUR ANSWER : ?
Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species? Transpiration Mass selection Transformation Protoplast fusion TRUE ANSWER : ? YOUR ANSWER : ?
The ability of the component cells of callus to form a whole plant is known as either (a) or (b) none of these redifferentiation dedifferentiation TRUE ANSWER : ? YOUR ANSWER : ?