The life cycle of Spirogyra is haplontic where the haploid vegetative filament represents a prolonged gametophyte generation and the brief sporophyte phase is represented by diploid zygospore. So the correct option is ' Haplontic life cycle'.
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Similar Questions
Q1
Give an example of plants with
(a) haplontic life cycle
(b) diplontic life cycle
(c) haplo diplontic life cycle
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Q2
Match the columns I and II and choose the correct combination from the options given: Column I Column II
a. Haplontic life cycle
i. Gymnosperms and angiosperms
b. Diplontic life cycle
ii. Spirogyra
c. Haplo-diplontic life cycle
iii. Bryophytes and pteridophytes
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Q3
Assertion: The life cycle of Fucus is related to angiosperms. Reason: It has a diplontic life-cycle.
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Q4
Assertion :In diplontic life cycle, gametophyte is dominant. Reason: In diplontic life cycle, there is no free living sporophyte.
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Q5
Assertion :Spirogyra shows plantings life cycle. Reason: Zygotic meiosis occurs in Spirogyra.