School Quizzes

1. Write the three stages of the tilling of land in the proper order.

• Pre-sowing, sowing, post-sowing.
• Reaping, sowing, storing.
• Ploughing, seeding, watering.
• Watering, ploughing, reaping.
• Correct Answer: Pre-sowing, sowing, post-sowing.

2. Which of the following is not a pesticide?

• fungicide
• germicide
• homicide
• insecticide
• Correct Answer: homicide

3. What is preventive spraying?

• Spraying paint on cars.
• Spraying pepper on attacker.
• Spraying water on walls.
• Spraying to prevent fungii, germs, insects attack crops.
• Correct Answer: Spraying to prevent fungii, germs, insects attack crops.

4. What is curative spraying?

• Spraying paint on graffiti.
• Spraying on crops affected by fungii, germs, insects.
• Spraying perfume.
• Spraying on wounds.
• Correct Answer: Spraying on crops affected by fungii, germs, insects.

5. What is used for harvesting?

• fork
• knife
• scythe
• roller
• Correct Answer: scythe

6. What is used to dig the ground?

• pickaxe
• sword
• javelin
• spear
• Correct Answer: pickaxe

7. What is used to pull and spread soil?

• discus
• spade
• hammer
• shield
• Correct Answer: spade

8. What is done when the crop is ready?

• Auctioned.
• Sold.
• Transported.
• Harvested, threshed, properly stored.
• Correct Answer: Harvested, threshed, properly stored.

9. What is tissue culture?

• Growing living cells or group of cells outside plant or animal.
• Tissue paper using culture.
• Culture of using napkins.
• Afforestation.
• Correct Answer: Growing living cells or group of cells outside plant or animal.

10. What is black gram?

• chana
• udid
• moong
• toor
• Correct Answer: udid

11. What is masoor?

• bengal gram
• green gram
• sesame
• lentils
• Correct Answer: lentils

Originally posted 2015-11-24 12:38:39.

12. What has been traditionally used a fuel?

• petrol
• cattledung
• diesel
• gas
• Correct Answer: cattledung

13. What are made from hair of pigs and camels?

• paint brushes
• belts
• purses
• chains
• Correct Answer: paint brushes

14. Which birds were used to carry messages in olden times?

• crows
• ostriches
• parrots
• pigeons
• Correct Answer: pigeons

15. What is ambon?

• fruit salad
• ice cream
• Fermented mixture of oil-cake, grain meal and jaggery.
• Mixture of rice, wheat, barley and oats.
• Correct Answer: Fermented mixture of oil-cake, grain meal and jaggery.

16. Why are horses given gram as supplementary food?

• Horses can do more work.
• Horses can dance.
• Horses like gram.
• Gram is sweet.
• Correct Answer: Horses can do more work.

17. What is pig's meat?

• beef
• chicken
• mutton
• pork
• Correct Answer: pork

18. What are hens kept for laying eggs called?

• broilers
• layers
• lambs
• ducks
• Correct Answer: layers

19. Which animal grows a pearl?

• cockle
• mussel
• oyster
• scallop
• Correct Answer: oyster

20. What is obtained from palas tree?

• gum
• lac
• wax
• rayon
• Correct Answer: lac

21. What is business of rearing silkworm to obtain silk fibre called?

• aquaculture
• horticulture
• floriculture
• sericulture
• Correct Answer: sericulture

22. What is pisciculture?

• Growing flowers.
• Growing fish.
• Growing vegetables.
• Rearing sheep.
• Correct Answer: Growing fish.

Originally posted 2015-11-24 12:45:44.

23. Name the constituents of air.

• dark energy and dark matter
• cadmium, radium, polonium
• Oxygen, nitrogen, carbon dioxide, water vapour etc.
• heat and light
• Correct Answer: Oxygen, nitrogen, carbon dioxide, water vapour etc.

24. What is the proportion of nitrogen in air?

• 0.14
• 0.19
• 0.5
• 0.78
• Correct Answer: 0.78

25. What is the proportion of oxygen in air?

• 0.24
• 0.21
• 0.96
• 0.48
• Correct Answer: 0.21

26. Of what use is carbon dioxide to plants?

• Plants use carbon dioxide in photosynthesis and release oxygen in air.
• Plants use carbon to make graphite.
• Carbon dioxide in plants becomes charcoal.
• Carbon becomes diamond in plants.
• Correct Answer: Plants use carbon dioxide in photosynthesis and release oxygen in air.

27. What is meant by nitrogen fixation?

• Separation of nitrogen from compounds
• Conversion of atmospheric nitrogen into compounds
• Fixing nitrogen in tubes
• Joining nitrogen with sulphur
• Correct Answer: Conversion of atmospheric nitrogen into compounds

28. How does nitrogen fixation happen?

• By biological and atmospheric factors.
• By heating
• By cooling
• By freezing
• Correct Answer: By biological and atmospheric factors.

29. What function does an observatory perform?

• Controls air traffic
• Receives pictures from satellites
• Records observations of atmospheric factors.
• Keeps track of space stations
• Correct Answer: Records observations of atmospheric factors.

30. What causes greenhouse effect?

• moonlight
• hydrogen
• neon
• carbon dioxide
• Correct Answer: carbon dioxide

31. What is found in clouds and mist?

• water vapour
• oxygen
• carbon dioxide
• dark matter
• Correct Answer: water vapour

32. What is used in aerated drinks?

• oxygen
• carbon dioxide
• mercury
• chlorine
• Correct Answer: carbon dioxide

33. What is used in electric bulbs?

• ozone
• phosphorous
• argon
• titanium
• Correct Answer: argon

34. What is used to obtain very low temperatures?

• nickel
• zinc
• iridium
• helium
• Correct Answer: helium

35. What is used in the production of nitric acid?

• nitrogen
• ruthenium
• osmium
• halogen
• Correct Answer: nitrogen

36. What is mandatory to treat before letting them out?

• finished products
• raw materials
• effluents
• machines
• Correct Answer: effluents

Originally posted 2015-11-24 11:35:18.

37. What is soil made of?

• Soil is made of stones, pebbles, sand, fine soil particles etc.
• Soil is made of beasts and birds.
• Soil is made of hydrogen and oxygen.
• Soil is made of fire and ice.
• Correct Answer: Soil is made of stones, pebbles, sand, fine soil particles etc.

38. Which are the constituents of plant origin in soil?

• Brinjal, cabbages, potatoes, tomatoes.
• Roses and tulips.
• Bacteria, fungii, algae, decomposed leaves etc.
• Bones.
• Correct Answer: Bacteria, fungii, algae, decomposed leaves etc.

39. What steps can be taken to prevent erosion of soil?

• Cover with asphalt.
• Allow grass and crops to grow and plant trees.
• Build a wall.
• Put a fence.
• Correct Answer: Allow grass and crops to grow and plant trees.

40. Which are man's basic needs satisfied by plants?

• education, sport, entertainment
• air, water, fruit
• eggs, fish, meat
• food, clothes, shelter
• Correct Answer: food, clothes, shelter

41. What are the organic constituents of soil?

• flower and fruit
• animal and plant
• salt and pepper
• carbon and oxygen
• Correct Answer: animal and plant

42. What is the disturbance of natural balance of soil called?

• air pollution
• soil preservation
• afforestation
• soil pollution
• Correct Answer: soil pollution

43. When did the Government of India first start the social forestry projects?

• 1956
• 1948
• 1976
• 1964
• Correct Answer: 1976

44. Which soil has the greatest capacity for holding water?

• clayey
• sandy
• silt
• rock
• Correct Answer: clayey

45. What gives an idea of fertility, drainage and other properties of soil?

• smell
• length
• colour
• height
• Correct Answer: colour

46. Which brigade carries out the social forestry project in Maharashtra?

• Red Brigade
• Green Brigade
• Blue Brigade
• Yellow Brigade
• Correct Answer: Green Brigade

Originally posted 2015-11-24 11:51:48.

47. Why is copper used for electrical wiring in our houses?

• Copper is beautiful.
• Copper does not rust.
• Copper is a good conductor.
• Copper is plenty.
• Correct Answer: Copper is a good conductor.

48. Why does a copper vessel shine again after scrubbing?

• Copper has lustre.
• Stars shine on copper.
• Copper is transparent.
• Copper has glow.
• Correct Answer: Copper has lustre.

49. What is meant by corrosion?

• Two metals joining together.
• Gases reacting with metals to produce compounds of metals.
• Mixing of two non-metals.
• Extraction of metals from mines.
• Correct Answer: Gases reacting with metals to produce compounds of metals.

50. Why are ornaments generally not made from 24-carat gold?

• To save money.
• They become heavy.
• They shine too much.
• Ornaments of pure gold break or get bent easily.
• Correct Answer: Ornaments of pure gold break or get bent easily.

51. Why are ships painted at frequent intervals?

• To prevent corrosion of metal sheets by sea water.
• To keep painters employed.
• To repel whales.
• To repel sharks.
• Correct Answer: To prevent corrosion of metal sheets by sea water.

52. Why are gold and platinum called noble elements?

• Noble persons use them.
• They are not affected by air, water, acids, heat etc.
• They are used in making coins.
• They are used in making medals.
• Correct Answer: They are not affected by air, water, acids, heat etc.

53. What are properties of metals?

• Unity and indissolubility.
• Transparency and translucency.
• Lustre, malleability, ductility, conductivity etc.
• Theatres, malls, stadia etc.
• Correct Answer: Lustre, malleability, ductility, conductivity etc.

54. Which metal is used in thermometer?

• Radium
• Plutonium
• Uranium
• Mercury
• Correct Answer: Mercury

55. Which is an alloy of iron, carbon, nickel, chromium?

• Stainless steel
• Steel
• Sulphur
• Graphite
• Correct Answer: Stainless steel

56. Which metals are contained in bronze?

• silver and gold
• copper and zinc
• copper and tin
• silver and copper
• Correct Answer: copper and tin

57. Which gas is released when metals react chemically with acids?

• nitrogen
• hydrogen
• oxygen
• carbon
• Correct Answer: hydrogen

58. What is formed when a metal combines with oxygen?

• sulphide
• chloride
• bromide
• oxide
• Correct Answer: oxide

59. Which non-metal is used in gun powder?

• coal
• graphite
• chlorine
• sulphur
• Correct Answer: sulphur

Originally posted 2015-11-24 11:25:48.

60. What is meant by an allotrope?

• Compounds of metals.
• Extinct animal.
• Atom of metal.
• An element found in more than one form.
• Correct Answer: An element found in more than one form.

61. Which are the allotropes of carbon?

• Lutetium, Thulium, Erbium.
• Holmium, Terbium, Europium etc.
• Diamond, graphite, fullerene, coke, coal etc.
• Gold, silver, copper.
• Correct Answer: Diamond, graphite, fullerene, coke, coal etc.

62. Why is diamond used to cut metals?

• Metals are soft.
• Diamond is extremely hard.
• Diamond glows.
• Diamond shines.
• Correct Answer: Diamond is extremely hard.

63. Why is carbon dioxide is used for putting out fires?

• Carbon dioxide neither burns nor supports burning.
• Carbon dioxide melts.
• Carbon dioxide is green.
• Carbon dioxide is heavy.
• Correct Answer: Carbon dioxide neither burns nor supports burning.

64. Which gas is formed in a biogas plant?

• methane
• ozone
• neon
• helium
• Correct Answer: methane

65. What is fullerene?

• Fuller's field
• Yellow metal
• An allotrope of carbon.
• Blue liquid
• Correct Answer: An allotrope of carbon.

66. What turns lime water milky?

• Dettol
• Carbon dioxide
• Liquid bleach
• White paint
• Correct Answer: Carbon dioxide

67. How is charcoal made?

• By mixing coal and sand.
• By dipping wood in water.
• By cutting grass.
• By burning substances of plant origin.
• Correct Answer: By burning substances of plant origin.

68. How is graphite used in pencil known?

• lead
• tungsten
• mica
• nickel
• Correct Answer: lead

69. What is the percentage of carbon in peat?

• 0.8
• 0.11
• 0.6
• 0.22
• Correct Answer: 0.11

70. Who of the following was not awarded Nobel Prize for Chemistry in 1996?

• Richard Smalley
• Robert Curl
• James Heath
• Harold Kroto
• Correct Answer: James Heath

Originally posted 2015-11-24 11:31:03.

71. Why is the direction of the current in an electric motor reversed after every half round?

• To stop electric motor from heating.
• It makes electric motor strong.
• Otherwise the armature in electric motor will stop rotating.
• It increases the speed.
• Correct Answer: Otherwise the armature in electric motor will stop rotating.

72. How can the strength of an electro-magnet be increased?

• By adding coal.
• By using stronger currents.
• By keeping in a cool place.
• By making it hot.
• Correct Answer: By using stronger currents.

73. What is the principle of an electric motor?

• Higher you rise, faster you fall.
• An object moves at constant velocity unless stopped.
• Danger increased with higher voltage.
• Setting an armature in motion by sending an electric current through it.
• Correct Answer: Setting an armature in motion by sending an electric current through it.

74. Why is there a key in an electrical circuit?

• To open and close the circuit.
• To explain electrical terms.
• To give directions.
• To prevent hacking.
• Correct Answer: To open and close the circuit.

75. Why in an electric bell, the electric currents stop again and again?

• Bells are not strong.
• Bells are of wood.
• It loses power repeatedly.
• It has make and break arrangement.
• Correct Answer: It has make and break arrangement.

76. Why are electrical switches made of plastic?

• Plastic is cheap.
• Plastic is not conductor of electricity.
• Plastic is strong.
• Plastic is durable.
• Correct Answer: Plastic is not conductor of electricity.

77. When was the Leclanche cell made?

• 1866
• 1772
• 1848
• 1900
• Correct Answer: 1866

78. Which cell is also called lithium cell?

• Volta cell
• Leclanche cell
• button cell
• nickel-cadmium cell
• Correct Answer: button cell

79. Who gets the credit for the experiment of electro-magnetic induction?

• Thomas Alva Edison
• Michael Faraday
• Georges Leclanche
• Alessandro Volta
• Correct Answer: Michael Faraday

80. What gives protection from electrical current?

• Armature
• Carbon
• Insulator
• Zinc
• Correct Answer: Insulator

Originally posted 2015-11-24 11:17:55.

81. Which are the states of matter?

• continent, ocean, sky
• solid, liquid, gas
• beauty, brain, brawn
• comet, planet, star
• Correct Answer: solid, liquid, gas

82. What is melting point?

• The temperature at which a substance changes from solid to liquid.
• The point at which two elements meet.
• The point where neutrons and protons collide.
• Freezing point.
• Correct Answer: The temperature at which a substance changes from solid to liquid.

83. What is boiling point?

• The point where compound elements split.
• The temperature at which snow becomes ice.
• The point where smoke starts.
• The temperature at which a liquid boils.
• Correct Answer: The temperature at which a liquid boils.

84. What is evaporation?

• Liquid becomes solid.
• Solid becomes liquid.
• Liquid changes into gas.
• Gas becomes solid.
• Correct Answer: Liquid changes into gas.

85. What changes from solid to liquid to gas when a candle burns?

• wax
• naphtha
• petrol
• coal
• Correct Answer: wax

86. What is the melting point of ice?

• 20◦C
• 10◦C
• 0◦C
• 5◦C
• Correct Answer: 0◦C

87. What is the boiling point of water?

• 150◦C
• 100◦C
• 200◦C
• 84◦C
• Correct Answer: 100◦C

88. Which method is used to obtain salt from sea water in salt pans?

• distillation
• refining
• purification
• evaporation
• Correct Answer: evaporation

89. What is the boiling point of ethanol?

• 120◦C
• 74◦C
• 78◦C
• 84◦C
• Correct Answer: 78◦C

Originally posted 2015-11-24 11:20:56.

90. What is meant by fuel?

• Edible oil.
• A substance that produces energy on burning.
• Flow of wind.
• Flow of water.
• Correct Answer: A substance that produces energy on burning.

91. Name the different types of fossil fuel.

• Firewood, brushwood, cowdung pats.
• Ozone, chlorine, fluorine.
• solid, liquid, gaseous.
• Platinum, plutonium, radium.
• Correct Answer: solid, liquid, gaseous.

92. Which are renewable sources of energy?

• Hills and valleys.
• Deserts and glaciers.
• Thunder and lightning.
• Wind energy, hydro-electric energy, biogas, biodiesel, etc.
• Correct Answer: Wind energy, hydro-electric energy, biogas, biodiesel, etc.

93. Which element is used for the production of atomic power?

• uranium
• sodium
• cadmium
• calcium
• Correct Answer: uranium

94. In how many minutes the sun gives us energy needed for a year?

• 60
• 80
• 40
• 90
• Correct Answer: 40

95. Why are deposits of fossil fuels limited?

• Their production is controlled by cartels.
• They cannot be produced anew.
• Drilling them is difficult.
• Their exploration is costly.
• Correct Answer: They cannot be produced anew.

96. Why is natural gas convenient to use as a fuel?

• It is cheap.
• It has subsidy.
• Easily available.
• It burns without leaving solid substances.
• Correct Answer: It burns without leaving solid substances.

97. Why is the temperature of the atmosphere rising?

• Ice Age is over.
• Carbon dioxide is emitted by burning conventionl fuels.
• Microwave ovens are used.
• Mobile towers are set up.
• Correct Answer: Carbon dioxide is emitted by burning conventionl fuels.

98. What is the unit of energy?

• Joule
• Newton
• Coulomb
• Watt
• Correct Answer: Joule

99. How is charcoal produced?

• By mixing wood and water.
• By putting water over coal.
• By burning wood in insufficient air.
• By mixing sand and coal.
• Correct Answer: By burning wood in insufficient air.

100. Name the compounds contained in fossil fuels.

• antigen
• enzyme
• protein
• hydrocarbon
• Correct Answer: hydrocarbon

101. Where is an atomic power project in Maharashtra?

• Tarapur
• Bandra
• Goregaon
• Aurangabad
• Correct Answer: Tarapur

Originally posted 2015-11-24 11:12:04.