1826: Consider the following statements:

1. Femur is the longest bone in the human body.
2. Cholera is a disease caused by bacteria.
3. Athlete's foot's is a disease caused by virus.

Which of the statements given above are correct?

(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
1827: The earliest rock-cut caves in western India are those at

(a) Nasik, Ellora and Ajanta

(b) Junnar, Kalyan and Pitalkhora

(c) Ajanta, Bhaja and Kondane

(d) Bhala, Pitalkhora and Kondane
1828: What is the approximate mean velocity with which the Earth moves round the Sun in its orbit ?

(a) 20 km/s
(b) 30 km/s
(c) 40 km/s
(d) 50 km/s
1829: What is the purpose of 'Vidyanjali Yojan'?

1. To enable the famous foreign educational institutions to open their campuses in India.

2. To increase the quality of education provided in government schools by taking help from the private sector and the community.

3. To encourage voluntary monetary contributions from private individuals and organizations so as to improve the infrastructure facilities for primary and secondary schools.

Select the correct answer using the code given below :

(a) 2 only
(b) 3 only
(c) 1 and 2 only
(d) 2 and 3 only
1830: In medieval India, Mansabdari system was introduced mainly for
(a) making recruitment to the army
(b) facilitating revenue collection
(c) ensuring religious harmony
(d) effecting clean administration