Bioindicators are

Bioindicators are

Q. Bioindicators are

A.            lichens tracing the presence of pollution

B.            fossil lichens

C.            a special type of litmus paper

D.            None of the above

Answer: lichens tracing the presence of pollution

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page