4436: If a metal slab of size 1 m x 20 cm x 1 cm is melted to another slab of 1 mm thickness and 1 m width, then the length of the new slab thus formed will be:

(a) 200 cm

(b) 400 cm

(b) 600 cm

(d) 1000 cm
4437: ELISA test is prescribed for:

(a) AIDS

(b) Typhoid

(c) Polio

(d) Cancer
4438: Lothal is

(a) A closed water system

(b) A poisonous gas

(c) A place in Gujarat where excavations have established a link with the Indus Valley civilisation

(d) Legal action taken against defectors
4439: Which one of the following pairs is correctly matched ?

(a) Bhaskaracharya : Ashtanga Sangraha

(b) Bhatti : Sisupala Vadha

(c) Hemachandra : Kathasaritsagara

(d) Sri Harsha : Naishadha Charita
4440: I have nothing to offer but blood, toil, tears and sweat. Who said this?

(a) Winston Churchill

(b) Jawaharlal Nehru

(c) Mahatma Gandhi

(d) Mao Tse-Tunq