616: In order to win the Grand Slam in Tennis, a player must win which one of the following groups of tournaments ?

(a) Australian Open, Wimbledon, French Open, US Open
(b) Wimbledon, French Open, US Open
(c) Wimbledon, French Open, Paegas Czech Open, US Open
(d) Davis Cup, Wimbledon, French Open
617: Which one of the following is the correct sequence of the given Indian cities in the decreasing order of their normal annual rainfall?

(a) Kochi - kolkata - Delhi - Patna

(b) kolkata - Kochi - Delhi - Patna

(c) Kochi - kolkata - Patna - Delhi

(d) kolkata - Kochi - Patna - Delhi
618: Which of the following can be said as the 'Theory of Darwin'

(a) Survival of the fittest and struggle for existence

(b) Weak and strong always maintain a fixed proportion

(c) Different species do not arise by genetic mutation

(d) None of these
619: 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
620: In a class there are 18 boys who are over 160 cm tall. If these constitute three- fourths of the boys and the total number of boys is two-thirds of the total number of students in the class, what is the number of girls in the class?

(a) 24

(b) 6

(c) 12

(d) 18