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Plant Cell Culture

Plant Cell Culture
Protoplasts are the cells devoid of

both cell wall and cell membrane
none of these
cell membrane
cell wall

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Plant Cell Culture
The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as

none of these
redifferentiation
dedifferentiation
either (a) or (b)

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Plant Cell Culture
What is/are the benefit(s) of micropropagation or clonal propagation?

Multiplication of disease free plants
Multiplication of sexually derived sterile hybrids
All of these
Rapid multiplication of superior clones

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Plant Cell Culture
Protoplasts can be produced from suspension cultures, callus tissues or intact tissues by enzymatic treatment with

cellulotyic enzymes
pectolytic enzymes
proteolytic enzymes
both cellulotyic and pectolytic enzymes

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

microshoot
explant
scion
medium

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Plant Cell Culture
The ability of the component cells of callus to form a whole plant is known as

redifferentiation
either (a) or (b)
dedifferentiation
none of these

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