Questions

Claude Bernard was a French physiologist, who first recognised plant stomata opening and closing to maintain homeostasis.

The headquarters of Tea Board of India is in Kolkata, West Bengal.

The Kala Ghoda Arts Festival is annual festival, nine days long, commencing always on the first Saturday of February and closing always on the second Sunday in February, in the Kala Ghoda area of South Mumbai, India.

The Buddh International Circuit, an Indian motor racing circuit, is located in Greater Noida.

The each degree of latitude is equals to 111 kms approx (69 miles). As Earth is lightly ellipsoid in shape it changes at equator and poles from 110.5 kms to 111.7 kms respectively.

The first talkie film in India was Ardeshir Irani released Alam Ara, on 14 March 1931.

Irani later produced the first south Indian talkie film Kalidas directed by H.M. Reddy released on 31 October 1931.

Sound intensity or level is measured by a unit called a decibel. An 85 decibel noise level is not a safe standard for the public.

Hence, Acceptable noise level for human ear is less than 85 db.