

MCQOPTIONS
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1. |
Lichens are __________ |
A. | symbiotic existence of blue-green algae and fungi |
B. | symbiotic existence of rhizobium bacteria in the roots of leguminous plants |
C. | co-existence of coral reef with zooxanthellae |
D. | existence of mycorrhiza along with leguminous plants |
Answer» D. existence of mycorrhiza along with leguminous plants | |