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MPPSC Prelims 2017Paper-IIQ. 15 of 200
Q. 151 markMedium
MPPSC Prelims 2017·Paper-II
Butterflies
(a)are taxonomically not very well-known
(b)are good indicators of environmental changes
(c)are predators, pollinators, harvesters and decomposers
(d)run much of the terrestrial system