GK/Everyday Science
How long does the earth take cover 1degree longitude ?
A.
2 Minutes
B.
3 Minutes
C.
4 minutes
D.
5 minutes
The horizontal rows of the periodic table are called _______________?
A.
Groups
B.
Periods
C.
Sets
D.
Matrices
Who was discovered Gamma rays ?
A.
Alfred Marshall
B.
Paul Villard
C.
Bohar
D.
Jabar bin Hayan
Central Colour of Rainbow is _________________?
A.
Blue
B.
Green
C.
Red
D.
indigo
Who was the first to measure the earth's radius
A.
Galileo
B.
Copernicus
C.
Ptolemy
D.
Eratosthenes
The phases of the moon are partially the result of the _________________?
A.
Changes in the shape of the moon
B.
Revolution of moon around the earth
C.
Variations in the moon's gravitation
D.
Variations in the speed of rotation of the moon
The outermost layer of the skin is the___________________?
A.
endodermis
B.
dermis
C.
epidermis
D.
hypodermis
The earth's atmosphere is divided into layers based on the vertical profile of ________________?
A.
Air pressure
B.
Air temperature
C.
Air density
D.
Wind speed
The blueness of the sky is mainly due to_______________?
A.
The scattering of sunlight by air molecules
B.
The presence of water vapour
C.
Absorption of blue light by the air
D.
Emission of blue light by the atmosphere
How does smoking cigarettes impact the red blood cells?
A.
Decreases their ability to congeal
B.
Decreases their ability to carry oxygen
C.
Decreases their ability to reach their typical life duration
D.
Decreases their ability to cleanse wounds
Bromine is a _________________?
A.
black solid
B.
red brown liquid
C.
colourless gas
D.
highly inflammable gas
Big Bang theory explains____________?
A.
Origin of Universe
B.
Origin of Sun
C.
Laws of physics
D.
None of above
Average salinity or ratio of salt as per kilogram of water of ocean is __________________?
A.
35 grams
B.
55 grams
C.
32 grams
D.
42 grams
Which one of the following can be synthesized by liver ______________?
A.
Vitamin B6
B.
Vitamin B12
C.
Vitamin K
D.
Vitamin E
An element that does not occur in nature but can be produced arterially is_______________?
A.
Plutonium
B.
Uranium
C.
Radium
D.
Thorium
Cow milk is a rich source of ___________________?
A.
Vitamin C
B.
Vitamin B
C.
Vitamin A
D.
Vitamin K
The strength of wave action depends on all these EXCEPT:
A.
Currents in the sea
B.
Wind strength
C.
Depth of coastal water
D.
Height of waves
When a warm air is lifted off the surface in temperature depression it is called __________________?
A.
An occlusion
B.
A cold front
C.
An anticyclone
D.
A warm front
Approximately ,how many times each day do our heart valves open and close normally?
A.
10,000
B.
1,00,000
C.
1,50,000
D.
2,00,000
Which of the following has the highest energy?
A.
gamma rays
B.
x-rays
C.
Ultraviolet radiation
D.
radio waves
Some substances are good conductor of electricity in both the solid and liquid states .These substances are generally _____________________?
A.
ionic substances
B.
Metallic substances
C.
Molecular solids
D.
covalent network solids
Oranges are rich source of_____________?
A.
Carbohydrates
B.
Fats
C.
Proteins
D.
Vitamins
PSR J0108-1431 is the closet known______________to Earth?
A.
Black hole
B.
Red giant
C.
Quasar
D.
Pulsar
The common refrigerant used in domestic Refrigerator is____________?
A.
Neon
B.
Spirit
C.
Freon/Ammonia
D.
Methane
If the length of a heater coil is reduced but 10% of its original length, then power consumed by heater will?
A.
Increase over 10%
B.
Decrease by 10%
C.
Decrease by 0.5%
D.
Increase by 0.5%