[{"id":24982,"question":"The approximate age of the earth is:","choices":[{"text":"2.6 X 10<sup>7 </sup>years","value":"A"},{"text":"3.6 X 10<sup>8</sup>&nbsp;years","value":"B"},{"text":"4.6 X 10<sup>9</sup>&nbsp;years","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24981,"question":"Who gave the first general theory of evolution on earth?","choices":[{"text":"Lamarck","value":"A"},{"text":"Stanley Miller","value":"B"},{"text":"Aristotle","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24980,"question":"Which of the following is a living fossil?","choices":[{"text":"Blue green algae","value":"A"},{"text":"Ginkgo","value":"B"},{"text":"Fungus","value":"C"},{"text":"Blue","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24979,"question":"The chief agent of evolution is:","choices":[{"text":"Mutation&nbsp;","value":"A"},{"text":"Natural selection&nbsp;","value":"B"},{"text":"Acquired characters&nbsp;","value":"C"},{"text":"Sexual reproduction&nbsp;","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24978,"question":"The evolution of human species took place mainly in:","choices":[{"text":"Arthropod&nbsp;","value":"A"},{"text":"Reptile&nbsp;","value":"B"},{"text":"Amphibian","value":"C"},{"text":"Echinoderm","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24977,"question":"Which of the following animals resembles most to the human beings in terms of physical and mental capabilities?","choices":[{"text":"Chimpanzee","value":"A"},{"text":"Monkey","value":"B"},{"text":"Gorilla&nbsp;","value":"C"},{"text":"Langur","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24976,"question":"The species to which we belong is:","choices":[{"text":"Homo sapiens&nbsp;","value":"A"},{"text":"Homo erectus&nbsp;","value":"B"},{"text":"Australopithecus rebustus","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24975,"question":"Which of the following theories as regards the origin of life on earth is accepted today?","choices":[{"text":"Theory of spontaneous generation&nbsp;","value":"A"},{"text":"Theory of special creation&nbsp;","value":"B"},{"text":"Theory of biogenesis&nbsp;","value":"C"},{"text":"Cosmozoic theory","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24974,"question":"Water vapour beyond the dew point results in:","choices":[{"text":"Precipitation&nbsp;","value":"A"},{"text":"Condensation","value":"B"},{"text":"Hailstorm","value":"C"},{"text":"Formation of ice","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24973,"question":"The type of clouds which is thunder cloud and associated with heavy rain is:","choices":[{"text":"Cirrus","value":"A"},{"text":"Cumulonimbus","value":"B"},{"text":"Stratus","value":"C"},{"text":"Cirrostratus","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24972,"question":"Which of the following types of rainfall is often accompanied with lightening and thunder?","choices":[{"text":"Convectional&nbsp;","value":"A"},{"text":"Orographic","value":"B"},{"text":"Frontal","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24971,"question":"Which of the following clouds is made up of tiny ice particles?","choices":[{"text":"Cumulus clouds","value":"A"},{"text":"Cirrus clouds&nbsp;","value":"B"},{"text":"Stratus clouds","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24970,"question":"Which cloud is known as high cloud?","choices":[{"text":"Cirrus&nbsp;","value":"A"},{"text":"Stratus&nbsp;","value":"B"},{"text":"Nimbus","value":"C"},{"text":"Cumulus","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24969,"question":"The dense mass of small water drops on smoke or dust particles in the lower layers of the atmosphere is:","choices":[{"text":"Hail","value":"A"},{"text":"Frost","value":"B"},{"text":"Dew","value":"C"},{"text":"Fog","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24968,"question":"Hailstorm occurs in summer season due to the formation of clouds called:","choices":[{"text":"Cumulus","value":"A"},{"text":"Cumulonimbus&nbsp;","value":"B"},{"text":"Cirrus","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24967,"question":"The formation of fog occurs when:","choices":[{"text":"Moist air meets cold surface of the earth","value":"A"},{"text":"Cold air blows over warm water","value":"B"},{"text":"Warm air meets cold surface&nbsp;","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24966,"question":"A sudden fall in the barometric reading indicates:","choices":[{"text":"Rain","value":"A"},{"text":"Storm","value":"B"},{"text":"Fine weather","value":"C"},{"text":"Extreme cold","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24965,"question":"Clear nights are colder than cloudy nights because of:","choices":[{"text":"Precipitation","value":"A"},{"text":"Radiation","value":"B"},{"text":"Insolation","value":"C"},{"text":"Condensation&nbsp;","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24964,"question":"Which of the following is not a form of precipitation?","choices":[{"text":"Rainfall","value":"A"},{"text":"Waterfall","value":"B"},{"text":"Dew&nbsp;","value":"C"},{"text":"Fog","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24963,"question":"The instrument used for measuring relative humidity in air is:","choices":[{"text":"Pantograph","value":"A"},{"text":"Hygrograph","value":"B"},{"text":"Hydrograph","value":"C"},{"text":"Barograph","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24962,"question":"The primary rainbow has an angular radius of:","choices":[{"text":"42<span style=\"line-height: 1.5;\">°</span>","value":"A"},{"text":"25.5<span style=\"line-height: 1.5;\">°</span>","value":"B"},{"text":"30.5<span style=\"line-height: 1.5;\">°</span>","value":"C"},{"text":"50.5<span style=\"line-height: 1.5;\">°</span>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24961,"question":"Clouds with vertical development are known as:","choices":[{"text":"Circus&nbsp;","value":"A"},{"text":"Cirrocumulus&nbsp;","value":"B"},{"text":"Stratums","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24960,"question":"Anemometer is an instrument used to:","choices":[{"text":"Find the wind direction&nbsp;","value":"A"},{"text":"Measure wind speed&nbsp;","value":"B"},{"text":"Measure humidity","value":"C"},{"text":"Measure low pressure&nbsp;","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24959,"question":"The amount of actual water vapour of air is known as:","choices":[{"text":"Dew point&nbsp;","value":"A"},{"text":"Absolute humidity&nbsp;","value":"B"},{"text":"Relative humidity","value":"C"},{"text":"Condensation point","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24958,"question":"The percentage of oxygen in the atmospheric oxygen is approximately:","choices":[{"text":"10.95%","value":"A"},{"text":"20.95%","value":"B"},{"text":"30.95%","value":"C"},{"text":"50.95%","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24957,"question":"The tropical cyclone of the Bay of Bengal are usually called:","choices":[{"text":"Tornadoes&nbsp;","value":"A"},{"text":"Depressions&nbsp;","value":"B"},{"text":"Typhoons","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24956,"question":"The sea breeze blows during:","choices":[{"text":"Day from land to sea","value":"A"},{"text":"Day from sea to land","value":"B"},{"text":"Night from land to sea","value":"C"},{"text":"Night from sea to land","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24955,"question":"The centre of cyclone is called:","choices":[{"text":"Apex","value":"A"},{"text":"Eye","value":"B"},{"text":"Vertex","value":"C"},{"text":"Focus","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24954,"question":"Which of the following gases in the atmosphere provides a shield against a harmful ultraviolet ray at the sun?","choices":[{"text":"Carbon monoxide&nbsp;","value":"A"},{"text":"Ozone&nbsp;","value":"B"},{"text":"Oxygen","value":"C"},{"text":"Nitrogen","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24953,"question":"The Horse latitudes are:&nbsp;","choices":[{"text":"The regions of calm and light variable winds&nbsp;","value":"A"},{"text":"The regions lying between 5<span style=\"line-height: 1.5;\">° N and 5</span><span style=\"line-height: 1.5;\">° S</span>","value":"B"},{"text":"The region of low atmospheric pressure &nbsp;","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24952,"question":"The unit for measurement of atmospheric pressure is:","choices":[{"text":"Grams per cubic meter&nbsp;","value":"A"},{"text":"Kilometer per hour&nbsp;","value":"B"},{"text":"Millimeters&nbsp;","value":"C"},{"text":"Kilogram per square meter","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24951,"question":"What is the main cause of the movement in the earth's atmosphere?","choices":[{"text":"Difference in air pressure&nbsp;","value":"A"},{"text":"Solar energy","value":"B"},{"text":"Difference in temperature","value":"C"},{"text":"Wind","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24950,"question":"The proportion of nitrogen in dry air is:","choices":[{"text":"78% by volume","value":"A"},{"text":"20% by volume","value":"B"},{"text":"70% by weight","value":"C"},{"text":"25% by weight","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24949,"question":"Storm accompanied by strong winds revolving round a centre of atmospheric low pressure is known as:&nbsp;","choices":[{"text":"Blizzard","value":"A"},{"text":"Cyclone","value":"B"},{"text":"Chinook","value":"C"},{"text":"Gale","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24948,"question":"Which of the following is the uppermost layer of the atmosphere?","choices":[{"text":"Stratrosphere","value":"A"},{"text":"Exosphere","value":"B"},{"text":"Mesosphere","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24947,"question":"In North America,the hot dry winds that blow on eastern side of the rocky mountains are called:","choices":[{"text":"Foehn&nbsp;","value":"A"},{"text":"Loo","value":"B"},{"text":"Chinook","value":"C"},{"text":"Sirocco","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24946,"question":"The typhoons are more frequently experienced in:","choices":[{"text":"The north sea&nbsp;","value":"A"},{"text":"Philippines Islands","value":"B"},{"text":"West Indies Island","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24945,"question":"Oxygen in the upper atmosphere converted into:","choices":[{"text":"Hydrogen","value":"A"},{"text":"Ozone","value":"B"},{"text":"Nitrogen","value":"C"},{"text":"CO<sub>2</sub>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24944,"question":"Anticyclones are so called because:","choices":[{"text":"They move in a direction opposite to that of cyclones","value":"A"},{"text":"They have no pressure gradient","value":"B"},{"text":"They destroy the cyclonic conditions&nbsp;","value":"C"},{"text":"None of thes","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24943,"question":"Winds blow:","choices":[{"text":"In region of low pressure","value":"A"},{"text":"From a region of high pressure to the region of low pressure","value":"B"},{"text":"From a region of low pressure to the region of high pressure &nbsp;","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24942,"question":"In the northern hemisphere,the winds are deflected:","choices":[{"text":"To the left &nbsp;","value":"A"},{"text":"To the right","value":"B"},{"text":"Upward","value":"C"},{"text":"Downward","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":24941,"question":"The layer of the atmosphere which provides ideal conditions for flying a jet aeroplane is:","choices":[{"text":"Stratosphere","value":"A"},{"text":"Inosphere","value":"B"},{"text":"Mesosphere","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":24940,"question":"Which of the following term denotes the atmospheric level of which the decrease of temperature with height ceases to prevail?&nbsp;","choices":[{"text":"Troposphere","value":"A"},{"text":"Tropopause","value":"B"},{"text":"Stratosphere&nbsp;","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24922,"question":"Give the number of canals which takes off from Sukkur Barrage area.&nbsp;","choices":[{"text":"5","value":"A"},{"text":"6","value":"B"},{"text":"7","value":"C"},{"text":"10","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":24920,"question":"Taunsa Barrage irrigates the area of:","choices":[{"text":"Muzaffargar and D.G.Khan","value":"A"},{"text":"D.G.Khan and Sahiwal","value":"B"},{"text":"Multan and Bahawalpur","value":"C"},{"text":"Karachi and Nawabshah","value":"D"},{"value":"E"}],"correctAnswer":1}]