Beetles, weevils, earwigs. have fore wing very thick and hard structure is________?

The protein synthesizing system is associated with________?

Soil erosion is ________ of soil from one place ti another place by natural agencies (wind & water):

A payment of funds by a govt. firm or house hold for which it receives no goods or services in return?

Allelochemicals are used as growth regulators and natural pesticides to promote________?

Orchitis is the inflammation of ________?