Botany - Plant Kingdom Question with Solution | TestHub
BotanyPlant KingdomPlant Life Cycles and Alternation of GenerationsEasy2 minPYQ_2020
BotanyEasysingle choice
The life cycle of some plants do not involve a free-living sporophyte and the dominant, photosynthetic phase is the free-living gametophyte. This type of life cycle is called
Options:
Answer:
B
Solution:
In plants mainly three types of life cycle are seen (a) Haplontic (b) Diplontic (c) Haplo-diplontic. Haplontic life cycle is seen in most algae (like Volvox and some species of Chlamydomonas) and fungi. In which dominant phase is haploid gametophyte which is free-living and photosynthetic. Its alternate phase is sporophyte which is short living and is dependent on gametophyte. In Kelp and seed bearing plants diplontic life cycle takes place. In bryophytes and pteridophytes haplo-diplontic life cycle takes place.
Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Plant KingdomSubtopic:Plant Life Cycles and Alternation of Generations
⏱ 2mℹ️ Source: PYQ_2020
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