GK/Everyday Science
The scientific study of insects is known as _________?
A.
Ichthyology
B.
Entomology
C.
Zoology
D.
Botany
Why normal rain is slightly acidic?
A.
Due to pressure of dust in air
B.
Carbon dioxide and water in clouds react to form carbonic acid
C.
Ozone depletion
D.
All of these
Bar' is the unit of _________?
A.
Temperature
B.
Heat
C.
Atmospheric pressure
D.
Current
The Mirror used in the Automobiles are__________?
A.
Concave
B.
Convex
C.
Plains
D.
Reflective
The vitamin Folate works together with_______to produce new red blood cells?
A.
Vitamin D
B.
Vitamin A
C.
Vitamin B-12
D.
None of above
Approximate age of moon is ___________?
A.
4.51 billion years
B.
4.55 billion years
C.
4.53 billion years
D.
4.57 billion years
What are stars mainly made of ?
A.
Balls of gas
B.
Rock
C.
ice
D.
light
Microphone converts sound energy into__________?
A.
Microwaves
B.
Electrical signals
C.
Optical Signal
D.
Heat energy
Battery was invented by ____________?
A.
Nicolas Leonard Sadi Carnot
B.
Alessandro Volta
C.
Michael Faraday
D.
Friedrich Bessel
The most brightest planet amongst the eight planets ?
A.
Mercury
B.
Jupiter
C.
Venus
D.
Neptune
Study of current and past landscapes formation is known as ?
A.
Morphology
B.
Aerology
C.
Geomorphology
D.
Biology
Which of the following is the largest planet?
A.
Neptune
B.
Jupiter
C.
Saturn
D.
Mars
The top atmosphere of the Earth directly reflects back into space nearly what part of the total amount of sun's energy coming to it ?
A.
10%
B.
20%
C.
30%
D.
50%
"Elephant "large unit of paper measurement equal to 28 by ______________?
A.
23 inches
B.
25 inches
C.
28 inches
D.
31 inches
The temperature at which water boils depends mainly on_____________?
A.
Air temperature
B.
Relative humidity
C.
Air pressure
D.
Air density
The atmosphere near the earth's surface is "heated from below". Which of the following does not significantly contribute to his heating ____________?
A.
Conduction of heat upward form a hot surface
B.
Convection form a hot surface
C.
Absorption of infracted energy that has been radiated form the surface
D.
Heat energy from the earth's interior
Which of the following conditions related to smoking involves damage to the alveoli sacs?
A.
Lung cancer
B.
Atherosclerosis
C.
Emphysema
D.
Asthma
What is the height of the atmosphere layer mesosphere ?
A.
85 km
B.
50 km
C.
40 km
D.
10 km
Big Bang was an explosion that occurred ?
A.
10 Billion years ago
B.
15 Billion years ago
C.
20 Billion years ago
D.
25 Billion years ago
Sun of all ecosystems is classified as _______________?
A.
Aero sphere
B.
Ionosphere
C.
Biosphere
D.
Ozonosphere
Which among the following is responsible for producing colour of human skin_______________?
A.
Insulin
B.
Vitamin K
C.
Melanin
D.
DNA
What is the element required for solar energy conversion_____________?
A.
Ultra pure carbon
B.
Silicon
C.
Beryllium
D.
Tantalum
Which Vitamin gets destroyed on heating?
A.
B
B.
E
C.
K
D.
C
Bore is caused by_______________?
A.
Rising tide while meeting river currents
B.
Friction from prevailing winds
C.
Spring tide and strong winds
D.
Unequal heating of oceans
Afternoon rains in the equatorial region are the result of influences _____________?
A.
land Breeze
B.
Monsoon
C.
Frontal
D.
Convectional