In a vacuum flask,
silvering reduces the loss of heat by
Ans: radiation
The
period of oscillation of a pendulum depends on
Ans: length of the spring
The
boiling point of a liquid ......... if pressure is decreased
Ans: decreases
No
sound is heard on the moon because there is ..... on the moon
Ans : no atmosphere
Why
do water pipes, in hilly areas, often burst on a cold, frosty night?
Ans : When water in the pipe freezes, it expands. So
pipes break
Why
do we sweat on a hot day?
Ans : In order to maintain a constant temperature,
sweating is necessary
Why
do the clothes keep us warm during winter?
Ans : Clothes prevent the heat of the body to escape.
Why
do we hear better on water than land?
Ans : Sound travels faster in water than air
Why are the
mountains cooler than plains?
Ans : Air on the mountains is less dense so it absorbs
less heat.
Why is it easier to
swim in sea water than in river?
Ans : Density of sea water is higher
The largest paramilitary force in India
Ans : Central Reserve Police Force (CRPF)
Who is legally competent to declare war or conclude peace
treaty
Ans : The President
Thumba rocket launching station is in which state
Ans : Kerala
Father of civil Aviation in India
Ans : J.R.D. Tata
India’s first electric car
Ans : Rava
The paramilitary force of India
setup to provide security to Industrial undertakings owned by the Government is
→
Ans : Central Industrial Security Force (CISF)
The first human-made objects to reach altitudes
above 80 km is
Ans : V-2s, a rocket
The
slogan associated with French Revolution
Ans : Liberty, Equality and Fraternity
In
1815 Napoleon was defeated in the battle of
Ans : Waterloo
Whose
period was known as the Golden Age of Rome?
Ans : Augustus Caesar
The
king ruled in the period of French revolution
Ans : Louis 16th
The
political party of Hitler
Ans : National Socialist Party (Nazi)
Brown
shirts were associated with
Ans : Hitler
The
political party of Mussolini
Ans : Fascist Party
Black
shirts were associated with
Ans : Mussolini
Who
organized 'Red Army'
Ans : Trotsky
Pentagon
is
Ans : the Defence department of USA
The movement of a
plant part toward or away from a source of heat is called
Ans : Thermotropism
The movement or
growth of an organism or part of an organism in response to a chemical stimulus
Ans : Chemotropism
Plant that will only grow in water or in a very moist
environment
Ans : Hydrophytes
Plant that needs
moderate amounts of moisture for growth is known as
Ans : Mesophytes
Plant that can
survive and grow in direct sunlight or that grows best in direct sunlight is
called
Ans : Heliophytes
Plant that is
adapted to living through seasonal changes in heat, cold, dryness, or moisture,
for example, by shedding leaves during a dry season is called
Ans : Tropophyte
Green plant pigment used in photosynthesis is called
Ans : Chlorophyll
What is responsible
for yellow, orange, or red color in flowers and fruits?
Ans : Chromoplasts
The pigment found in plants that gives them their green
color
Ans : Chlorophyll
Nal Sarovar Bird
Sanctuary is located in which state
Ans : Gujarat
Elementary education covers children in the age group
Ans : 6 to 14 years
The National song “Vande Mataram” was composed by
Ans : Bankim Chadra Chatterjee
The National emblem was adopted by the Government of India in the year
Ans : 26th January, 1950
The design of the National Flag was adopted in the year
Ans : 22nd July 1947
The playing time of
the full version of the National Anthem is approximately equal to
Ans : 52 sec
The first regular census in India was taken in the
year
Ans : 1881
First computer literate Panchayat in India is
Ans : Vellanad (Kerala State)
The longest highway in India runs from
Ans : Varanasi to Kanyakumari, NH-7, 2369 km
Which Indian
town has been selected as the first 'Eco Town' of India?
Ans : Panipat
Which
element helps in the flowering of plants?
Ans : Phosphorous
Bone
is used as a fertilizer because it contains
Ans : Phosphorous
Chemistry
in ancient times was called
Ans : Alchemy
Which
is the lightest gas next to Hydrogen?
Ans : Helium
The first metal used by man was
Ans : Copper
AIDS disease was first identified in which country
Ans : America in 1981
The first woman I.P.S Officer of India
Ans : Kiran Bedi
Mandi House' is
Ans : The office of the Director General of Doordarshan
Gobi desert is situated in
Ans : Mangolia/Northeastern China
Kalahari Desert is situated in
Ans : Botswana
Java Island is in which ocean
Ans : Indian Ocean
Four divided stages of prehistoric periods are
Ans :
Paleolithic period, Mesolithic period, Neolithic period and Chalcolithic period
Who proposed the germ theory of disease?
Ans : Louis Pasture
First
woman Governor
Ans : Sarojini Naidu
First
woman Minister
Ans : Vijayalakshmi Pandit
First
woman Chief Minister
Ans : Sucheta Kripalani
First
woman Ruler in Delhi
Ans : Raziya Begum
First
woman Speaker
Ans : Suseela Nayar
Who
was the first woman President of the Indian National Congress?
Ans : Annie Besant
The first woman member in the Planning Commission was
Ans : Durgabhai Deshmukh
Name the first
woman who became the Prime minister of a democratic country
Ans : Sirimao Bhandaranaike
The first woman to recipient of Bharat Ratna was
Ans : Indira Gandhi
First Indian woman
to climb Mount Everest is
Ans : Bachendri Pal
'Knot'
is the unit of
Ans : speed of ships
One
'Knot' is equivalent to
Ans : one nautical mile per hour or approximately 1.85 km
per hour
A green
leaf placed in a dark room is illuminated by red light. The leaf will appear as
Ans : Black
Which law deals with
the elasticity?
Ans : Hook’s law
What is the colour
of the hottest star?
Ans : Blue
Which
planet is known as the red planet?
Ans : Mars
When will be the
Earth very near to Sun?
Ans : 1st March
When will be the
Earth very far away from the Sun?
Ans : 12th December
The
period of one revolution of Sun around the center of galaxy is called?
Ans : Cosmic year
Father of
electricity
Ans : Michael Faraday
Kalinga Prize is awarded by
Ans : Environment
Who was the first Ramon Magsaysay Award winner from India?
Ans : Acharya Vinoba Bhave
The first recipient of Gandhi Peace Prize was
Ans : Dr. Julius N. Nyerera
Nehru Award is instituted for
Ans : International understanding and peace
Kalinga
Prize, an International prize is awarded annually for the recognition of
outstanding achievement in the interpretation and popularization of
Ans : Science
Magnifying glass was invented by
Ans : Roger Bacon
Polio vaccine was invented by
Ans : Jonas Edward Salk
Who discovered the Blood Groups?
Ans : Karl Landsteiner
Television was invented by
Ans : John L. Baird
Theory of relativity was explained by
Ans : Albert Einstein
Wireless Telegraph was invented by
Ans : Marconi
Incandescent lamp was invented by
Ans : Edison
X-Ray was discovered by
Ans : Wilhelm Roentgen
Chloroform was invented by
Ans : J.Y. Simpson
Who invented the practical Locomotive?
Ans : Richard Trevithick
Ozone day is observed on
Ans : 16th September
World health day is on
Ans : 7th April
Navy day is celebrated on
Ans : 4th December
World Solar Energy Day
Ans : 3rd May
Commonwealth Day
Ans : Second Monday in March
World Employment Day
Ans : June 5
World Architectural Day
Ans : July 1
National Maritime Day
Ans : 5th April
Anti Terrorist Day
Ans : 21st May
World Anti-smoke Day
Ans : 31st May
Saccharin,
a substance 375 times sweeter than sugar is obtained from
Ans : Toluene, occurring in Coal tar
Name a food material
which contains phosphorus
Ans : Onion
Usually,
base changes the colour of litmus from
Ans : Red to Blue
The
number of molecules contained in 1mole of a gas is called
Ans : Avogadro number
Name the product
obtained by the destructive distillation of wood
Ans : Charcoal
The
charcoal used for decolorizing of sugar is
Ans : Activated charcoal
Who discovered natural radioactivity
Ans : Henry Bequeral
Hydrogen was discovered by
Ans : Cavendish
Who invented Microprocessor?
Ans : Ted Hoff
Name the scientist who proposed Doppler Effect
Ans : Christian Doppler
Who discovered Argon?
Ans : Ramsay
Name the scientist who proposed pH value
Ans : Sorenson
Who discovered the Law of Gravitation?
Ans : Sir Isaac Newton
Who discovered penicillin?
Ans : Alexander Fleming
Who
invented dynamite?
Ans : Alfred Nobel
The Nobel Prizes were established by
Ans : Alfred Bernhard Nobel
Booker prize is given to the field of
Ans : Fiction writing
The winner of the Jnanapeetam award for the first time
Ans : G. Sankara Kurup
Indira Gandhi Paryavaran Puraskar is given in which field
Ans : UNESCO
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