Description : The rhythmic rise and fall of ocean water twice in a day called – (1) Tide (2) Ocean current (3) Wave (4) Water cycle
Last Answer : (1) Tide Explanation: The rhythmic rise and fall of ocean water twice in a day is called a tide. The tides are caused due to strong gravitational pull exerted by the sun and the moon on the earth's surface.
Description : Pick up the correct statement from the following: (A) The regular periodic rise and fall of the surface of the sea, is called tide (B) The average difference in water level between high tide and low tide ... of water caused by the action of tide, is called a tidal current (D) all of the above
Last Answer : (D) all of the above
Description : What is a ‘tornado’ ? (1) A very high pressure centre (2) A very low pressure centre (3) A very high ocean wave (4) A planetary wind
Last Answer : A very low pressure centre
Description : Waves approaching the shore is known as (1) Swash (2) Tsunami (3) Currents (4) Tide
Last Answer : Tsunami
Description : What is the interval between a high tide and neaptide at a given place ? (1) 12 hours (2) 12 hours 26 minutes (3) 15 hours 30 minutes (4) 24 hours
Last Answer : 12 hours 26 minutes
Description : Why does the tide rise and fall?
Last Answer : Well the moon has gravity and that gravity attracts the oceans.
Description : Which one of the following is a warm ocean current ? (1) Kurile (2) Canary (3) Labrador (4) Gulf Stream
Last Answer : Gulf Stream
Description : Which one of the following ocean currents does not occur in Atlantic Ocean ? (1) Gulf stream (2) Brazil current (3) Peru current (4) Canary current
Last Answer : Peru current
Description : Which one of the following is not a cold ocean current? (1) California (2) Oyashio (3) Kuroshio (4) Ganaries
Last Answer : Kuroshio
Description : Which of the following is a cold ocean current ? (1) Humboldt current (2) Brazil current (3) Oyashio current (4) Canary current
Last Answer : Humboldt current
Description : El Nino is (1) a warm ocean current (2) sea storm (3) tropical disturbance (4) another name of typhoon
Last Answer : a warm ocean current
Description : Which one of the following rivers crosses the tropic of capricorn twice ? (1) Vaal (2) Limpopo (3) Nizer (4) Zambezi
Last Answer : Limpopo
Description : If a star is bigger than Sun, but not more than twice as big, it will turn into a _______. (1) Pulsar (2) Maxima (3) Avenger (4) Discover
Last Answer : Pulsar
Description : When does the sun shine vertically on the Equator ? (1) Throughout the year (2) For six months (3) Twice a year (4) Once a year
Last Answer : Twice a year
Description : The gentle ‘seaward sloping’ surface from the coasts is called __________. (1) Continental shelf (2) Continental rise (3) Abyssal plains (4) Submarine ridges
Last Answer : Continental shelf
Description : Ice glacier’s melting is a common phenomenon linked to the rise in seawater level. The glaciers are predominantly present in (1) Greenland (2) Antarctica (3) Himalayas (4) Arctic
Last Answer : Antarctica
Description : Biosphere refers to (1) the area of the land inhabited by living organism (2) the part of ocean inhabited by plants and animals (3) the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms (4) the atmosphere surrounding the living organisms
Last Answer : the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms
Description : Which is the most stable ecosystem ? (1) Desert (2) Ocean (3) Mountain (4) Forest
Last Answer : Ocean
Description : The deepest trench of the Indian Ocean is (1) Java trench (2) Aleutian trench (3) Atacama trench (4) Tizard trench
Last Answer : Java trench
Description : Ring of Fire is found commonly in _____ (1) Pacific Ocean (2) Atlantic Ocean (3) Indian Ocean (4) Arctic Ocean
Last Answer : Pacific Ocean
Description : Where is the Great Barrier Reef located ? (1) Pacific Ocean (2) Indian Ocean (3) Atlantic Ocean (4) Arctic Ocean
Description : ‘El Nino’ that affects our Monsoons, has its origins in (1) The Indian Ocean (2) The Himalayan Plateau (3) The Pacific Ocean (4) The Arabian Peninsula
Last Answer : The Pacific Ocean
Description : Terrigenous deposits are found in (1) Deep Sea Plain (2) Ocean Trenches (3) Rift Valley (4) Continental Shelf and Slope
Last Answer : Continental Shelf and Slope
Description : The ‘EL Nino’ phenomena which sparks climatic extreme around the globe, originates in the (1) Sea of China (2) Pacific Ocean (3) Indian Ocean (4) Atlantic Ocean
Description : The smallest ocean is : (1) Atlantic (2) Pacific (3) Indian (4) Arctic
Last Answer : Arctic
Description : The Ocean with the largest surface area is (1) Arctic Ocean (2) Atlantic Ocean (3) Indian Ocean (4) Pacific Ocean
Description : The Sargasso sea is situated in the : (1) Atlantic Ocean (2) Pacific Ocean (3) Indian Ocean (4) Arctic Ocean
Last Answer : Atlantic Ocean
Description : El Nino occurs over (1) Atlantic Ocean (2) Indian Ocean (3) Pacific Ocean (4) Mediterranean Sea
Description : Mariana Trench is found in (1) Atlantic Ocean (2) Pacific Ocean (3) Indian Ocean (4) Arctic Ocean
Description : The ocean which touches the Asian and American shores is (1) Atlantic (2) Indian (3) Antarctic (4) Pacific
Last Answer : Pacific
Description : The deepest ocean is- (1) Arctic (2) Pacific (3) Atlantic (4) Indian
Description : The largest ocean is (1) Atlantic Ocean (2) Indian Ocean (3) Arctic Ocean (4) Pacific Ocean
Description : The deepest ocean of the world is (1) Atlantic Ocean (2) Arctic Ocean (3) Indian Ocean (4) Pacific Ocean
Description : Which of the following oceans has the shape of the English alphabet S ? (1) Arctic Ocean (2) Indian Ocean (3) Atlantic Ocean (4) Pacific Ocean
Description : Typhoons are common in the (1) Arctic Ocean (2) Seas of China and Japan (3) Mexican Gulf (4) Indian Ocean
Last Answer : Seas of China and Japan
Description : Meanders are the features formed by (1) glaciers (2) rivers (3) winds (4) ocean waters
Last Answer : rivers
Description : Suppose if we measure the time lapse between the two Sunsets by sitting in the beach, from this we can estimate (1) The distance between the sun and the earth (2) The depth of the ocean (3) The radius of the earth (4) The radius of the sun
Last Answer : The radius of the earth
Description : Hanging Valley is formed due to the action of (1) Glacier (2) River (3) Ocean (4) Wind
Last Answer : Glacier
Description : Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the ... winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.
Last Answer : of the effect of both the offshore easterly trade winds and cold ocean currents.
Description : (a) “The breathing cycle is rhythmic whereas exchange of gases is a continuous process”. Justify this statement. (b) What happens if conducting tubes of circulatory system develops a leak? State in brief, how could this be avoided? (c) How opening and closing of stomata takes place? -Biology
Last Answer : (a) The breathing cycle involves inhalation and exhalation of air due to alternate expansion and contraction of thoracic cavity. Thus it is a rhythmic process. But exchange of gases is a continuous process ... pore opens up. When water moves out the guard cells shrinks and the stomatal pore closes.
Description : Katrina is the name given to _________ (1) Satellite (2) Star (3) Heat wave (4) Hurricane
Last Answer : Hurricane
Description : Tropical storm in Chinese Sea is known as– (1) Wave (2) Tornado (3) Typhoon (4) Cyclone
Last Answer : Typhoon
Description : The land forms formed by wave erosion is : (1) Spit (2) Beach (3) Cave (4) Barrier island
Last Answer : Cave
Description : On which of the following planets water cycle is available ? (1) Jupiter (2) Earth (3) Mars (4) Venus
Last Answer : Jupiter
Description : Which is a tropical food crop requiring a temperature of 270 C and a rain fall more than 100 cm? (1) Wheat (2) Maize (3) Rice (4) Barley
Last Answer : Rice
Description : Laterite soils are found in area where– (1) normal temperature and rain fall is less (2) temperature is high and rainfall is heavy (3) temperature is low and rainfall is nominal (4) temperature is high and rainfall is normal
Last Answer : temperature is high and rainfall is heavy
Description : In basins subjected to strong winds and tide, the length of the berthing area should not be less than (A) The length of design vessel (B) The length of design vessel + 10% clearance ... The length of design vessel + 20% clearance between adjacent vessels (D) Twice the length of design vessel
Last Answer : (C) The length of design vessel + 20% clearance between adjacent vessels
Description : Not far off shore a ship stands with a rope ladder hanging over her side. The rope has 10 rungs. The distance between each rung is 12 inches. The lowest rung touches the water. The ocean is calm. ... hour. How soon will the water cover the third rung from the top rung of the rope ladder? -Riddles
Last Answer : When a problem deals with a physical phenonmenon, the phenonmenon should be considered as well as the numbers given. As the water rises, so does the rope ladder. The water will never cover the rung.
Description : The tide produced in an ocean when the pull on the Earth by the Sun and the Moon is unidirectional is called?
Last Answer : Spring tide
Description : Frontal Rain is caused by (1) Convection current (2) Winds from sea (3) Cyclonic activity (4) Condensation of water evaporated from mountains
Last Answer : Cyclonic activity