Description : Which one of the following natural hazards is responsible for causing highest human disaster? (A) Earthquakes (B) Volcanic eruptions (C) Snow-storms (D) Tsunami
Last Answer : (A) Earthquakes
Description : Natural sources of air pollution are – (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves
Last Answer : (2) Volcanic eruptions Explanation: Some of the natural sources of air pollution are ground dust, salt spray from oceans, volcanic eruptions, hydrogen sulfides from natural sources, etc. ... and ash from volcanic eruptions blacken the skies and increase the background pollution levels for years.
Description : Natural sources of air pollution are (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves
Last Answer : Volcanic eruptions
Description : Which natural hazard has caused the greatest number of deaths in a single event? a) Earthquakes b) Floods c) Volcanic eruptions and related disasters d)hurricanes
Last Answer : a) Earthquakes
Description : What Island nation in east Asia is 75 mountainous where numerous natural hazards such as Tsunamis Earthquakes and volcanic eruptions are commonplace?
Last Answer : Indonesia
Description : Which of the natural hazards have big effect on Indian people each year? (A) Cyclones (B) Floods (C) Earthquakes (D) Landslides
Last Answer : (B) Floods
Description : Which type of natural hazards cause maximum damage to property and lives? (A) Hydrological (B) Hydro-meteorological (C) Geological (D) Geo-chemical
Last Answer : (A) Hydrological
Description : Volcanic eruptions affect (A) atmosphere and hydrosphere (B) hydrosphere and biosphere (C) lithosphere, biosphere and atmosphere (D) lithosphere, hydrosphere and atmosphere
Last Answer : (D) lithosphere, hydrosphere and atmosphere
Description : Most of the devastating earth-quakes are usually caused by – (1) Eustatic movement (2) Isostatic adjustment (3) Collision of earth plates (4) Volcanic eruption
Last Answer : (3) Collision of earth plates Explanation: An earthquake is the result of a sudden release of enemy in the Earth's crust that creates seismic waves. The world's earthquakes are not ... continental plates which can slide over the plastic asthenosphere, which is the uppermost layer of the mantle.
Description : Higher level of floods and droughts are led by A. sand storms B. lower precipitation C. higher precipitation D. none of the above
Last Answer : C. higher precipitation
Description : The pacific Ring of Fire is - (1) an area of constant forest fires in the Pacific islands (2) a volcanic belt around the Pacific (3) an area of intense heat in the Pacific (4) islands rich in fuel minerals in the pacific
Last Answer : (2) a volcanic belt around the Pacific Explanation: The Pacific Ring of Fire is an area where a large number of earthquakes and volcanic eruptions occur in the basin of the Pacific Ocean. It has ... of the world's earthquakes and 81% of the world's largest earthquakes occur along the Ring of Fire.
Description : The pacific Ring of Fire is (1) an area of constant forest fires in the Pacific islands (2) a volcanic belt around the Pacific (3) an area of intense heat in the Pacific (4) islands rich in fuel minerals in the pacific
Last Answer : a volcanic belt around the Pacific
Description : Which of the following is not a natural source of air pollution? (A) Volcanic eruptions and lightening discharges (B) Biological decay of vegetable matter (C) Photochemical oxidation of organic matter (D) None of these
Last Answer : (D) None of these
Description : What causes earthquakes? (a) Occurrence of underground water (b) Volcanic eruptions (c) Occurrence of cracks and fissures in rocks (d) No definite cause has been found so far
Last Answer : Ans: (b)
Description : The oldest rocks in the earth's crust were once molten; and came from deep in- side the earth. The molten rock; called magma; spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock's called?
Last Answer : igneous rocks
Description : Which of the following is not a natural hazard? (A) Earthquake (B) Tsunami (C) Flash floods (D) Nuclear accident
Last Answer : (D) Nuclear accident
Description : Which of the following natural hazards is not hydrometeorological? (A) Snow avalanche (B) Sea erosion (C) Tropical cyclone (D) Tsunami
Last Answer : (B) Sea erosion
Description : Choose the incorrect statement from the following : Forest fires are usually due to a) carelessness of humans c) heat of sun b) cutting of trees d) lightning strike
Last Answer : b) cutting of trees
Description : _______ magma causes powerful and explosive volcanic eruptions. -General Knowledge
Last Answer : Rhyolitic magma causes powerful and explosive volcanic eruptions.
Description : Volcanic eruptions let out large quantities of
Last Answer : Volcanic eruptions let out large quantities of A. Harmful dust and sulfurous gases B. Harmful ... gases D. Harmful dust and phosphorous gases
Description : Can volcanic eruptions create a delta?
Last Answer : What is the answer ?
Description : How do volcanic eruptions lead to fertile soil?
Last Answer : Need answer
Description : What causes volcanic eruptions?
Last Answer : A volcano erupts because there is mass pressure under it. In a volcano there is lava the lava has gasses that make the eruption. When there is to much it bursts the volcano. Ex. Its like a soda can. When ... or bubble in this case need to come out. So when you open it they burst out on your shirt.
Description : Which of the following is formed out of volcanic eruptions in India? (1) Deccan Plateau (2) Lakshadweep Islands (3) Western Ghats (4) Himalayas
Last Answer : (1) Deccan Plateau Explanation: The Deccan Plateau is made up of lava flows or igneous rocks known as the Deccan Traps. The rocks are spread over the whole of Maharashtra and parts of Gujarat and ... The Deccan traps formed between 60 and 68 mil-lion years ago at the end of the Cretaceous period.
Description : The depletion of Ozone layer is mainly due to – (1) Volcanic eruptions (2) Aviation fuels (3) Radioactive rays (4) Chlorofluorocarbons
Last Answer : (4) Chlorofluorocarbons Explanation: Chlorofluorocarbons (CFCs) and other halogenated ozone depleting substances (ODS) are mainly responsible for man-made chemical ozone depletion. Chloroiluorocarbon (CFC) is ... , chlorine, and fluorine, produced as a volatile derivative of methane and ethane.
Description : Which type of volcanic eruptions is not usually exposive?
Last Answer : Hawaiian
Description : Tremors that have occurred in Earth's crust are known as a) Earthquakes b) Volcanic eruptions c) Bed eruptions d) Volcano
Description : Tsunamis are waves generated by? a. Earthquakes b. Volcanic eruptions c. Underwater landslides d. All of the above
Last Answer : d. All of the above
Description : Tsunamis are waves generated by? a. Earthquakes b. Volcanic eruptions c. Underwater landslides d. All the above
Last Answer : d. All the above
Description : Which of the following pollutants is not emitted during volcanic eruptions? (A) SO2 (B) H2S (C) CO (D) Hydrocarbons
Last Answer : (D) Hydrocarbons
Description : 1. Uranium eventually decays into a stable isotope of element? 2. Who is the author of the classic book Life Divine? 3. Who is the author of the book Preparing for the Twenty first ... of Seychelles located? 20. Theosophist, educationist and Indian' national leader'. To whom is this description?
Last Answer : Answer : 1. Lead 2. Aurobindo Ghosh 3. Paul Kennedy 4. Hawaiian 5. Mahavira 6. 206 7. Britain 8. 20 Hz 9. Ghana 10. Ilbari Turks 11. M1 + T.D 12. K.D. Yadav 13. A nerve 14. To avoid Aleutian Islands 15. Iltutmish 16. Bombay, Madras, Calcutta 17. Lead 18. Tennis 19. Indian Ocean 20. Annie Besant
Description : The depletion of Ozone layer is mainly due to (1) Volcanic eruptions (2) Aviation fuels (3) Radioactive rays (4) Chlorofluorocarbons
Last Answer : Chlorofluorocarbons
Last Answer : Deccan Plateau
Description : S and P waves are associated with (A) floods (B) wind energy (C) earthquakes (D) tidal energy
Last Answer : Answer: C
Description : Flash floods are caused when (A) the atmosphere is convectively unstable and there is considerable vertical wind shear (B) the atmosphere is stable (C) the atmosphere is convectively unstable with no vertical windshear (D) winds are catabatic
Last Answer : (A) the atmosphere is convectively unstable and there is considerable vertical wind shear
Description : Soils in the Mahanadi delta are less fertile than those in the Godavari delta because of: (A) erosion of top soils by annual floods (B) inundation of land by sea water (C) traditional agriculture practices (D) the derivation of alluvial soil from red-soil hinterland
Last Answer : Answer: A The Mahanadi was notorious for its devastating floods for much of recorded history. Thus it was called 'the sorrow of Orissa'. However the construction of the Hirakud Dam has greatly ... matter of great concern. Indiscriminate damming along the river has been cited as an obvious reason.
Description : Why are there so many earth quakes in south America?
Description : Which of the following areas or regions is most prone to earth-quakes? (1) Deccan Plateau (2) Ganga-Brahmaputra Valley (3) Plains of northern India (4) Western Ghats
Last Answer : (2) Ganga-Brahmaputra Valley Explanation: The Ganga-Brahmaputra basin is a high earth-quake risk zone. It comes under Zone 5 covers the areas with the highest risks zone that suffers earth- ... enough over past centuries to release the energy accumulated by the upward movement of the Indian plate.
Description : Which of the following acts as a natural source of air pollution? (A) Forest fire (B) Deforestation (C) Volcanic eruption (D) None of these
Last Answer : (C) Volcanic eruption
Description : Software safety is a ................... activity that focuses on the identification and assessment of potential hazards that may affect software negatively and cause an entire ... monitoring and management (B) Software quality assurance (C) Software cost estimation (D) Defect removal efficiency
Last Answer : (B) Software quality assurance
Description : The most significant impact of volcanic eruption has been felt in the form of : (A) change in weather (B) sinking of islands (C) loss of vegetation (D) extinction of animals
Last Answer : Answer: A Eruptions are unstoppable, and a very large one is potentially long lasting (several days of intense explosive output from the volcano). Further, the effects are ... potential feedbacks with global environmental cycles. Some currently unanticipated consequences will surely be found.
Description : Which of the following pollutants can cause cancer in humans ? (A) Pesticides (B) Mercury (C) Lead (D) Ozone
Last Answer : Answer: A
Description : In analysis of man-environment relationship Pragmatic Possibilism implies that : (A) There is no limit for man to exploit resources of earth (B) There are limited possibilities to explore earth's ... to keep in mind only his basic needs while planning to harness the potential of resourceful earth
Last Answer : (C) The man has to watch and assess the situation and then go ahead with resource utilization
Description : Forest fires are going nuts. Any ideas to help me breathe in my bedroom?
Last Answer : Go to a pub or store open 24hours with an air fliter. You can have one good breath of clean air from the fridge. Sorry that you have to put up with the smoke. I would keep the Windows closed. The wet towels doesn’t work. Tomorrow buy an air filter..
Description : Northern Californians are you dying from all the smoke from the Yosemite and Forest Hill fires?
Last Answer : I haven’t noticed much in the Bay Area, but I’m going to be going to Sacramento tomorrow and I know that the smoke often gathers in the valley. I really hope Yosemite Valley isn’t threatened…
Description : Why is it solely MY responsibility to prevent forest fires?
Last Answer : We don’t need no water, let the mfer buuurrrnnnn. I always did think Smokey was a pompous, patronizing buffoon.
Description : what is recommendation for pine tree spacing to control forest fires
Last Answer : Need Answer
Description : The 'Pacific ring of fire ' is associated with : (1) oil well fires (2) thermal power station (3) volcanoes and earthquakes (4) forest fires
Last Answer : (3) volcanoes and earthquakes Explanation: Pacific ring of fire is an area where a large number of earthquakes and voicanic eruptions occur in the basin of the Pacific ocean.