Q. A(n) __________ is an excised piece of leaf or stem tissue used in micropropagation.

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Q. Protoplasts can be produced from suspension cultures, callus tissues or intact tissues by enzymatic treatment with

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Q. Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation?

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Q. What is meant by 'Organ culture' ?

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Q. Which method of plant propagation involves the use of girdling?

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Q. Which is/are the naturally occurring plant auxins?

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Q. Which is/are the disadvantage/(s) of using IAA in plant cell culture media?

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Q. To maintain the pH of the culture

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Q. Which of the following is not a cytokinin?

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Q. Which of the following is not an auxin?

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Q. Which of the following is not true about nurse or conditioned medium?

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Q. Very high sugar concentration (40-100 g/l) have been used

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Q. What is 'nurse' or conditioned medium?

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Q. What are the macronutrients used in plant cell culture medium?

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Q. Neutralized activated charcoal is occasionally added to young regenerating cultures to

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Q. Which is the most common carbon source used in the plant cell culture media?

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Q. Which of the following is an ethylene biosynthesis inhibitor?

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Q. Nitrogen in the plant cell culture media is provided by either ammonia or nitrate salt. In the media

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Q. Which of the following growth regulator is added for short initiation during plant regeneration from callus?

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Q. Which of the following growth regulator promote cell division?

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