401: Who among the following discovered heavy water?

(a) Joseph Priestley
(b) Heinrich Hertz
(c) H. C. Urey
(d) G. Mendel
402: Which one of the following companies is associated with the exploration and commercial production of oil in Barmer-Sanchore basin of Rajasthan?

(a) Cairn Energy
(b) ONGC
(c) Reliance Energy Ventures
(d) Reliance Energy Ventures
403: Which one of the following dances involves solo performance ?

(a) Bharatanatyam

(b) Kuchipudi

(c) Mohiniattam

(d) Odissi
Explanation:
Bharatnatyam and Mohiniattam involves solo performance ..
Mohinfattam is Kerala's solo female dance.
404: Which of the following is a dance - drama ?

(a) Kathakali

(b) Bharatnatyam

(c) Odissi

(d) Manipuri
405: Among the Indian languages, which one is spoken maximum in the world after Hindi?

(a) Malayalam
(b) Tamil
(c) Telugu
(d) Bengali
Explanation:
Position of Hindi in the most widely spoken languages is 3. It belongs to Indo-European family with script Devanagari. There are approx. 490 million speakers of Hindi.
Position of Bengali in the most widely spoken languages is 8.
It belongs to Indo-European family with script Bengali. There are approx. 215 million speakers of Bengali. It is widely spoken in Eastern India, and Bangladesh.