Botany - Sexual Reproduction in Flowering Plants Question with Solution | TestHub
BotanySexual Reproduction in Flowering PlantsPre-fertilisation Structures and EventsEasy2 minPYQ_2013
BotanyEasysingle choice
Which of the following statements is correct?NEET 2013 (Karnataka)
Options:
Answer:
C
Solution:
Sporopollenin forms the outer covering of the exine \& it is the most resistant organic material on the Earth ever known. It is the most resistant biological material which helps in fossilization of pollen grains. It protects pollen grains from external factors such as temperature, acid, alkali, enzyme etc. Related Theory The tapetal cells secrete ubisch granules that provides sporopollenin and other materials for exine formation.
Stream:NEETSubject:BotanyTopic:Sexual Reproduction in Flowering PlantsSubtopic:Pre-fertilisation Structures and Events
⏱ 2mℹ️ Source: PYQ_2013
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