2556: The substitution of steel for wooden ploughs in agricultural production is an example of
(a) labour-augmenting technological progress
(b) capital-augmenting technological progress
(c) capital-reducing technological progress
(d) None of the above
2557: Through which one of the following Straits, does a tunnel connect the United Kingdom and France ?
(a) Strait of Gibraltar
(b) Denmark Strait
(c) Strait of Dover
(d) Davis Strait
2558: In which one among the following is the speed of sound maximum ?
(a) Air at 100 degree celcius
(b) Air at 0 degree celcius
(c) Wood
(d) Water
2559: Consider the following statements regarding the National Human Rights Commission of India:
I. Its Chairman must be a retired Chief Justice of India.
II. It has formations in each state as State Human Rights Commission.
III. Its powers are only recommendatory in nature.
IV. It is mandatory to appoint a woman as a member of the Commission.
Which of the above statements are correct ?
(a) I, II, III and IV
(b) II and IV
(c) II and III
(d) I and III
2560: Write the following in chronological order according to their built:
1. Puri's Jagannath temple
2. Meenakshi temple
3. Mahabalipuram temples
4. Qutab Minar
(a) 1, 2, 4, 3
(b) 1, 4, 2, 3
(c) 1, 4, 3, 2
(d) 3, 1, 4, 2