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Q.

Who discovered double fertilization and triple fusion?
 

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a

Hofmeister

b

Nawaschin and Guignard
 

c

Leeuwenhoek
 

d

Strasburger
 

answer is C.

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Detailed Solution

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Concept: Nawaschin and Guignard discovered double fertilisation and triple fusion in Fritillaria and Li Ham. One male gamete unites with the two polar nuclei to produce the triploid main endosperm nucleus in angiosperms. The method is known as triple fusion. Double fertilization refers to the combination of these two activities.
Hence, option C is the correct answer.

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