NEET Biology: Questions 216 - 222 of 3146
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Question number: 216
Question number: 217
Question number: 218
Question number: 219
Question number: 220
Azolla is used as bio fertilizer because it
Multiplies very fast to produce massive biomass.
Has association of mycorrhiza.
Has association of nitrogen-fixing Rhiziobium.
Has association of nitrogen fixing Cyanobacteria.
Question number: 221
Question number: 222
Discovery of Emerson effect has clearly shows the existence of
Light and dark reactions in photosynthesis.
Two distinct photochemical reactions or processes.