GK/Everyday Science
The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?
A.
Red waves
B.
Infrared waves
C.
Ultrasonic
D.
supersonic
The fruits without seed ,like banana, are called _________?
A.
Seedless fruits
B.
Parthenogenesis fruits
C.
Parthenocarpic fruits
D.
Placental fruits
Monsoon is caused by_________________?
A.
Seasonal reversal of winds
B.
Revolution of Earth
C.
Movement of Clouds
D.
Rise in temperature
Diamond is a very expensive ornament. It is composed of a single element __________?
A.
Carbon
B.
Gold
C.
Silver
D.
Platinum
Dry ice is _______?
A.
Methane hydrate
B.
Liquid Nitrogen
C.
Solid Carbon Dioxide
D.
Frozen Water
Dr.Adbus Salam of Pakistan was one of the contributors of the unification of _________?
A.
Electromagnetic force and gravitational force
B.
Electromagnetic force and weak nuclear force
C.
Gravitational force and weak nuclear force
D.
Weak nuclear force and strong nuclear force
Which of the following elements is not present abundantly in Earth's crust?
A.
Silicon
B.
Radium
C.
Aluminum
D.
Carbon
The three elements needed for healthy growth of planets are _______?
A.
N,P,K
B.
N,P,C
C.
N,K
D.
N,S,P
Water covers ______ of the Earth's surface?
A.
61%
B.
67%
C.
71%
D.
76%
The good sources of Vitamin-B Complex are?
A.
Green leafy vegetables
B.
Seeds
C.
Fresh vegetables and fruits
D.
Sea foods
What is Dry ice?
A.
Solid Oxygen
B.
Solid Carbon Dioxide
C.
Solid Hydrogen
D.
Solid Nitrogen
The planet which easily is visible from the Earth is?
A.
Mercury
B.
Venus
C.
Mars
D.
Jupiter
In a very low temperature which form the following will freeze at last?
A.
Rivers water
B.
Canal water
C.
Sea water
D.
Water in a lake
Which from the following is NOT a conductor?
A.
Aluminum
B.
Gold
C.
Graphite
D.
All are Conductor
The sun is ________?
A.
Star
B.
Planet
C.
Asteroid
D.
Meteor
Which is the outermost planet in the solar system?
A.
Mercury
B.
Pluto
C.
Neptune
D.
Uranus