51.

The country with the world's largest natural gas reserves is

• Saudi Arabia

• Kuwait

• Russia

• The USA

Which of the following lakes is situated on the West Coast of India?

• Astamudi

• Chilka

• Pulicat

• Kolleru

GIS stands for

• Geographical Integrated System

• Geographical Information System

• Geometrical Integrated System

• General Immunity System

National AIDS research Institute is at

• Chennai

• New Delhi

• Mumbai

• Pune

A contemporary of Charles Darwin, who came to the same conclusion in the matter of organic evolution was

• Jean Baptist Lamarck

• Thomas Huxley

• Alfred Russel Wallace

• Franklin Benjamin

Formic acid is produced by

• white ants

• cockroaches

• red ants

• mosquitoes

Formic acid is produced by

• white ants

• cockroaches

• red ants

• mosquitoes

Casuarina is a

• hydrophyte

• mesophyte

• xerophyte

• epiphyte

Male mosquitoes take their food from

• the human blood

• the standing water

• the sap of plants

• the dung and other debris

Radio Carbon Dating is used to estimate the age of

• soil

• monuments

• fossils

• rocks