International year of potato was celebrated

Heat stored in water vapour is –

Which of the following statements is true when we see 'rainbow'?

Which material is primarily responsible for the elasticity found in leggings and athletic apparel?

The splitting up of white light into seven colours on passing through a glass prism is called as

The instrument for measuring intensity of earthquakes is called –

What is the SI unit for measuring speed?

The hair of shaving brush clings together when removed from water due to –

The instrument which uses sound waves to measure the depth of oceans is –

Which one of the following animals can hear ultrasonic sound?