Legal Metrology Act, 2009: To establish and enforce standards of weights and measures, regulate their trade and commerce etc+ Rules notified under the act- Legal Metrology (General) Rules, 2011: Governs the design, calibration errors, and stamping of mechanical and digital instruments (e.g., weighbridges, thermometers, taxi meters)+ Legal Metrology (Packaged Commodities) Rules, 2011: Governs mandatory labeling declarations on retail units, such as Country of Origin, Net Quantity, and maximum retail price (MRP).

CAFE Norms: They are regulatory standards that set fuel efficiency targets for automobile manufacturers+ Implemented by: Ministry of Power under the Energy Conservation Act, 2001+ CAFE – III norms have been notified for the 5 year period during 2027-2032

Microgastrinae: They belong to a subfamily of parasitoid wasps that live on the larvae of butterflies and moths+ Many species act as natural biological control agents for managing agricultural and forestry pests+ Provide an effective way to estimate overall insect richness due to their exceptional diversity and close association with their hosts