The third critical research area of biotechnology involves ________ processing technologies to purify the protein/organic compound.
Downstream processing technologies are the third critical research area used to purify the desired compounds.
Question 102 of 494
📘 CLASS XII
One of the three options for increasing food production listed is genetically engineered ________-based agriculture.
The options for increasing food production are agro-chemical based, organic, and genetically engineered crop-based agriculture.
Question 103 of 494
📘 CLASS XII
Increased yields during the Green Revolution were mainly due to use of better management practices and use of ________ (fertilisers and pesticides).
Increased yields during the Green Revolution were mainly due to the use of better management practices and use of agrochemicals (fertilisers and pesticides).
Question 104 of 494
📘 CLASS XII
The capacity to generate a whole plant from any cell/explant is called ________.
Totipotency is the capacity to generate a whole plant from any cell/explant.
Question 105 of 494
📘 CLASS XII
Any part of a plant taken out and grown in a test tube under sterile conditions is referred to as an ________.
An explant is any part of a plant taken out and grown in a test tube under sterile conditions.
Question 106 of 494
📘 CLASS XII
The nutrient medium used for explant propagation must provide a carbon source such as ________.
The nutrient medium must provide a carbon source such as sucrose.
Question 107 of 494
📘 CLASS XII
The method of producing thousands of genetically identical plants through tissue culture in very short durations is called ________.
This method of producing thousands of plants through tissue culture is called micro-propagation.
Question 108 of 494
📘 CLASS XII
Plants produced through micro-propagation are genetically identical to the original plant and are called ________.
Each plant produced via micro-propagation is genetically identical to the original plant, hence they are called somaclones.
Question 109 of 494
📘 CLASS XII
The meristem (apical and axillary) is typically free of the virus, allowing it to be cultured in vitro to obtain ________ plants.
The meristem (apical and axillary) is free of virus, allowing its removal and culture in vitro to obtain virus-free plants.
Question 110 of 494
📘 CLASS XII
Isolated single cells from plants, after digesting their cell walls, are called naked ________ (surrounded only by plasma membranes).
Naked protoplasts are isolated cells obtained after digesting the cell walls.
