GK/Everyday Science
What is'Stealth Technology'?
A.
A device which when attached to an aircraft makes it invisible on the radar
B.
A coating which reduces the visibility of an aircraft on rader
C.
A Technology by which it is possible for the aircraft's to spy in the enemy airspace
D.
A technology by using which paratroopers can be dropped stealthly behind the enemy columns.
The beautiful color pattern exhibited by a peacock in its tail feathers are due to ?
A.
Selective absorption of light
B.
Selective reaction of light
C.
Sinterference of light
D.
Natural colour pattern of feathers
Leukemia is a disease of the _____________?
A.
Lungs
B.
Blood
C.
Skin
D.
Nerves
Which gland in the human body is called the master gland?
A.
Pancreas
B.
Thyroid
C.
Pituitary
D.
spleen
Tibia is a bone found in the____________?
A.
Skull
B.
Arm
C.
Leg
D.
Face
Night vision is possible with the help of ____________?
A.
Red light
B.
Violet light
C.
Infrared light
D.
Ultraviolet light
German Silver is an alloy of____________?
A.
Zn+Ni
B.
Cu+Zn
C.
Cu+Ni
D.
Cu+Sn
Name the famous book Ibe-Sina in which he discussed human physiology and medicine?
A.
Al-Qanun
B.
Al-Masudi
C.
New Renaissance
D.
Tadhkara
Sedimentary rocks are___________?
A.
Porous
B.
Hard
C.
Rough
D.
Brittle
Television signals are converted into light signals by ___________?
A.
Optical fiber
B.
Transister
C.
Decoder
D.
Photo diode
Hygrometer is used ofr measuring the __________?
A.
Speed of sound
B.
Density of Milk
C.
Humidity of air
D.
Specific gravity of liquids
Which of the following is not a part of Darwinism?
A.
Over production
B.
Natural slelction
C.
Inheritance for acquired characters
D.
Competition for survival
A light year is a unit of?
A.
Time
B.
Energy
C.
Length
D.
Mass
Bronze medal is the made up of metals ?
A.
copper,nickel
B.
copper,tin
C.
copper,silver
D.
copper,zinc
About 50% of the Earth's crust including the water on the Earth and atmosphere ,is
A.
A Oxygen
B.
Carbon Dioxide
C.
Silicon
D.
Clay
The gas ,commonly known as "laughing gas"is
A.
Carbon Dioxide
B.
Sulphur Dioxide
C.
Nitrous Oxide
D.
Sodium Oxide
For,proper formation of a teeth ,__________________is essential?
A.
iodine
B.
copper
C.
fluorine
D.
Iron
The bodyguard of the Earth is ________________________that save the Earth from many Comets and Aesteriods.
A.
Mars
B.
Saturn
C.
Uranus
D.
Jupiter
In general ,Comets have_____________________orbits
A.
Elliptical
B.
Highly elliptical
C.
Circular
D.
Parabolic
When white light is passed through a prims,it splits into___________________colours.
A.
5
B.
6
C.
7
D.
8
The most abundant element in the universe is______________________.
A.
Oxygen
B.
Hydrogen
C.
Carbon Dioxide
D.
Silicon
Long-sight defect could be corrected by using_____________lens?
A.
Concave
B.
Convex
C.
diverging
D.
None of these
Vitamin C is essential for_____________________?
A.
Appetite
B.
Growth & repairing of tissues
C.
Muscles
D.
Brain
Speed of sounf in air is _______________km/h?
A.
1347
B.
243
C.
1235
D.
1495
Symbol of iron is__________________?
A.
Na
B.
Fr
C.
Fe
D.
Zn