Air is a/an
1.mixture
2.compound
3.element
4.electrolyte
Amalgams are
1.alloys which contain mercury as one of the contents
2.highly coloured alloys
3.alloys which contain carbon
4.alloys which have great resistance to abrasion
Balloons are filled with
1.argon
2.nitrogen
3.helium
4.oxygen
Bell metal is an alloy of
1.tin and copper
2.nickel and copper
3.zinc and copper
4.brass and nickel
City which is famous for its magnificient harbour is
1.Manchester
2.Helsinki
3.Kimberley
4.Lisbon
DDT is an
1.Insecticide
2.Explosive
3.Enzyme
4.Antibiotic
In fireworks, the green flame is produced because of
1.barium
2.sodium
3.mercury
4.potassium
Jaldapara Sanctuary is located in
1.Madhya Pradesh
2.West Bengal
3.Tamil Nadu
4.Assam
LPG consists of mainly
1.methane, ethane and hexane
2.methane, butane and propane
3.ethane, hexane and nonane
4.methane, hexane and nonane
Marsh gas is
1.methane
2.nitrogen
3.ethane
4.hydrogen
Megalaya State was created on
1.1972
2.1966
3.1962
4.1960
Nitric oxide pollution can lead to all of the following, except
1.leaf spotting in plants
2.bronchitis-related respiratory problems in human
3.production of corrosive gases
4.silicosis in human
Permanent hardness of water can be removed by adding
1.bleaching powder
2.chlorine
3.washing soda
4.potassium permanganate
Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?
1.Refrigerator
2.Television
3.Cooking gas
4.Tube light
Sugarcane Research Institute is located at
1.Madurai
2.Aduthurai
3.Coimbatore
4.Cuttack
The botanical name of wheat plant is
1.Oryza sativa
2.Triticum vulgare
3.Ricinus communis
4.Pisum sativum
The crop most susceptible to frost is
1.Wheat
2.Red Gram
3.Black Gram
4.Cotton
The deciduous trees will:
1.synthesise their own food
2.depend on others for their food
3.shed their leaves every year
4.not lose their leaves
The driest place in India is
1.Bikaner
2.Jaisalmer
3.Leh
4.Barmer
The element used in lead pencils is
1.Carbon
2.Tin
3.Lead
4.Magnesium
The Emblem of U.N.O is
1.Tiger
2.Red Cross
3.Olive Branch
4.White Dove
The first synthetic fibre made by man was
1.Nylon
2.Polyester
3.Rayon
4.Terycott
The Headquarters of SAARC is
1.Kathmandu
2.Dhaka
3.New Delhi
4.Male
The largest Island in the Indian Ocean is
1.Maldives
2.Sumatra
3.Madagascar
4.Sri Lanka
The main constituents of pearls are
1.calcium oxide and ammonium chloride
2.aragonite and conchiolin
3.calcium carbonate and magnesium carbonate
4.ammonium sulphate and sodium carbonate
The mineral in which India depends largely on imports is
1.Mercury
2.Iron Ore
3.Bauxite
4.Mica
The most populous city in the world is
1.Paris
2.Tokyo
3.London
4.Peking
The National Game of India is
1.Football
2.Tennis
3.Hockey
4.Cricket
The natural seaport in eastern coast of India is
1.Calcutta
2.Vishakhapatnam
3.Chennai
4.Tuticorin
The percentage of white population in South Africa is
1.19%
2.25%
3.35%
4.40%
The primary egg membrane of a mammal is called
1.Theca
2.Zona pellucida
3.Jelly layer
4.Jelly envelop
The term Lok Sabha is normally
1.5 years
2.4 years
3.3 years
4.2 years
The unit currency used in Germany is
1.Rial
2.Euro
3.Yen
4.Krones
The unit currency used in Germany is
1.Rial
2.Yen
3.Euro
4.Krones
Typhoid is a disease of
1.Liver
2.Lungs
3.Intestine
4.Stomach
Water is a good solvent of ionic salts because
1.it has a high dipole moment
2.it has a high specific heat
3.it has no colour
4.it has a high boiling point
Which continent is known as Dark Continent?
1.Africa
2.America
3.Asia
4.Australia
Which country is not a member of SAARC?
1.Pakistan
2.Myanmar
3.India
4.Bangladesh
Which metal pollute the air of a big city?
1.Lead
2.Copper
3.Chromium
4.Cadmium
Which method of water purification does not kill microorganisms?
1.Boiling
2.Filtration
3.Chlorination
4.UV-irradiation
Which of the following colours in the visible spectrum has maximum range?
1.Orange
2.Indigo
3.Violet
4.Red
Which of the following does not contain a coinage metal?
1.Copper and Gold
2.Copper and Silver
3.Silver and Gold
4.Zinc and Gold
Which of the following is not an isotope of hydrogen?
1.Tritium
2.Yttrium
3.Deuterium
4.Protium
Which of the following is of the highest nutritive value?
1.Maize
2.Soyabean
3.Arhar
4.Groundnut
Which of the following is the lighest gas?
1.Hydrogen
2.Ammonia
3.Carbon Dioxide
4.Nitrogen
Which of the following is the lightest metal?
1.Mercury
2.Lithium
3.Lead
4.Silver
Which of the following is used as a coolant in nuclear reactors?
1.Cadmium
2.Graphite
3.Liquid Sodium
4.Heavy water
Which of the following metals was not known to Indus Valley people?
1.Bronze
2.Copper
3.Silver
4.Iron
Which of the following wild life sanctuaries is in Assam?
1.Periyar
2.Sunderban
3.Manas
4.Dudwa
Which one of the following is correctly matched?
1.Producer - Deer
2.Primary consumer - Leopard
3.Secondary consumer - Grass
4.Decomposer - Bacteria