Zoology - Microbes in Human Welfare Question with Solution | TestHub
ZoologyMicrobes in Human WelfareBiofertilisersEasy2 minPYQ_2020
ZoologyEasysingle choice
Which of the following is an aquatic fern and an excellent bio-fertilizer?
Options:
Answer:
A
Solution:
Azolla is a freshwater fern harbouring a blue green algae - Anabaena in its leaf cavities. The alga fix atmospheric nitrogen and releases nitrogenous compounds in leaf cavities. This symbiotic system is the main source of algal biofertilizer in rice fields.
Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Microbes in Human WelfareSubtopic:Biofertilisers
⏱ 2mℹ️ Source: PYQ_2020
Doubts & Discussion
Loading discussions...
