Q111: UPPSC Prelims 2021 GS-I | Which of the following is an indicator of air pollution?… | UnlockIAS | UnlockIAS

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State PSC PYQ
UPPSC
Prelims
2021
Q111

UPPSC Prelims 2021GS-IQ. 111 of 222

Q. 1111 markMedium

UPPSC Prelims 2021·GS-I

Which of the following is an indicator of air pollution?

(a)Puffballs

(b)Algae

(c)Lichen

(d)Moss

Q110 Back to 2021 Prelims Q112

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