Questions

Income easticity of demand measures the responsiveness of demand for any goods to changes in income. With increase in incomes generally the demand for farm products like rice wheat etc, will not change drastically. With income increase, demand for luxuries such as consumer durables etc will increase. The income elasticity  of demand for farm products is thus low.

The IP address of a packet is normally analyzed by Router.

Uracil is not found in DNA but found in RNA.

The color of giraffe's tongue is purple or bluish to prevent it from sunburn as it lives in tropical regions.

Kandla is Tidal port, Kolkata Haldia is  a  riverine  port,  Tuticorin  is  a river  port,  Marmagao  is  in  Goa,  is situated   on   estuary   on   eastern coast of India. Delta formation and estuary    formation    take    place mostly  on  western  coast  and  Goa is in western coast.