14-When a shaving brush is dipped and then taken out of water, its hair adheres together due to which of the following properties ?
(A) Friction
(B) Elasticity
(C) Viscosity
(D) Surface Tension
15-Echidna is a/an
(A) Egg laying mammal
(B) Pouch bearing mammal
(C) Insectivorous mammal
(D) Flying mammal
16-A lake formed when a meandering river, having bent in almost a complete circle is called
(A) Levees
(B) Oxbow lake
(C) Alluvial fan
(D) Alluvial plain
17-Lake Baikal, one of the largest fresh water lakes in the world, is in
(A) Russia
(B) Canada
(C) USA
(D) Finland
18-Pampas are located in
(A) Africa
(B) Eurasia
(C) South America
(D) North America
19-A thin transition layer of Atmosphere which separates Stratosphere and Troposphere is known as
(A) Tropopause
(B) Stratopause
(C) Mesopause
(D) Thermopause
20-The largest hot desert of the world is
(A) Kalahari
(B) Gobi
(C) Sahara
(D) Thar
21-Deep sea divers breathe using containers filled with
(A) Oxygen only
(B) A mixture of oxygen and helium
(C) A mixture of oxygen and nitrogen
(D) A mixture of oxygen and carbon dioxide
22-Diopter is the unit of
(A) Power of lens
(B) Focal length of a lens
(C) Aperture
(D) Shutter speed in camera
23-The Strait of Gibraltar separates which country and which sea ?
(A) Spain, Morocco and Mediterranean Sea
(B) Portugal, Morocco and Black Sea
(C) Algeria, Spain and Caspian Sea
(D) Portugal, Algeria and Red Sea
24-Which of the following are two largest sugarcane producing countries of the world ?
(A) Brazil, India
(B) China, India
(C) Philippines, Indonesia
(D) Indonesia, India
25-Who got the Nobel Prize for the discovery of the human blood groups and antigens ?
(A) K. Landsteiner
(B) T. Svedberg
(C) O. Warburg
(D) T.H. Morgan
26-The International Date Line is an imaginary line passing through the Bering Strait, generally following the meridian of
(A) 0°
(B) 180°
(C) 90°
(D) 60°
ANSWERS:
14-(D), 15-(A), 16-(B), 17-(A), 18-(C), 19-(A), 20-(C), 21-(B), 22-(A), 23-(A), 24-(A), 25-(A), 26-(B)