Description : What is given to wood whose normal cells have been replaced with mineral deposits?
Last Answer : ANSWER: PETRIFIED WOOD
Description : Which of the following is considered a renewable resource? w) Coal fired power plant x) Hydroelectric dam y) Combustion turbine facility z) Nuclear fission power plant
Last Answer : ANSWER: X -- HYDROELECTRIC DAM
Description : In the United States, coal is the energy source that produces the highest percentage of our electricity. Second is: w) hydropower x) oil y) nuclear energy z) solar energy
Last Answer : ANSWER: Y -- NUCLEAR ENERGY
Description : Which of the following materials is used along with iron ore and limestone to produce iron in a modern blast furnace? w) coke x) cementite y) coal z) bauxite
Last Answer : ANSWER: W -- COKE
Description : Electricity generated by coal-fired power plants i the United States in 1990 was approximately what percentage of the entire electricity produced by all sources of power production? w) 10 percent x) 25 percent y) 55 percent z) 90 percent
Last Answer : ANSWER: Y -- 55 PERCENT
Description : Name THREE gaseous components produced when coal is combusted.
Last Answer : (1) CO2 (2) SO2 (3) NOX (4) H2O
Description : Name TWO sorbents which are used in conventional wet scrubbing processes to remove SO2 produced by combusting coal.
Last Answer : (1) LIME (2) LIMESTONE (3) SODIUM SULFITE OR NaCO3 OR NaOH
Description : Name THREE TECHNIQUES for removing particulates from flue gas produced from the combustion of coal?
Last Answer : (1) ELECTROSTATIC PRECIPITATION (ESP) (2) FABRIC FILTER OR BAGHOUSE (3) WET SCRUBBERS (4) MECHANICAL COLLECTORS OR CYCLONES
Description : In the United States, low sulfur coal can be found primarily in the: w) northeast x) southeast y) midwest z) west
Last Answer : ANSWER: Z -- WEST
Description : If you started with 100 grams of each of the materials below and they all vaporized inside of an inflatable balloon, which of them would produce the largest volume balloon, assuming they were all at the same temperature? w) water x) gasoline y) ethanol z) butane
Last Answer : ANSWER: W -- WATER
Description : What country currently has the third largest number of satellites in orbit?
Last Answer : ANSWER: FRANCE
Description : The largest breeder reactor built to date is located where? w) USSR x) Japan y) France z) United States
Last Answer : ANSWER: Y -- FRANCE
Description : The U.S. population receives the largest dose of ionizing radiation from: w) natural sources. x) fallout from nuclear weapons testing. y) nuclear medicine. z) nuclear power plants.
Last Answer : ANSWER: W -- NATURAL SOURCES.
Description : With many thousands of species, this is one of the largest families in the plant kingdom. Identify this plant family which includes among its members the: Brome, Love, Foxtail, Sudan, Buffalo, Saint Augustine, Burmuda and Blue.
Last Answer : ANSWER: GRASS or GRAMINACEAE
Description : Identify the Earth's largest INVERTEBRATE animal.
Last Answer : ANSWER: GIANT SQUID
Description : What is the name of the largest North American terrestrial rodent, distinguished by its spiny covering?
Last Answer : ANSWER: PORCUPINE
Description : Who is known as the Father of the Atomic Bomb? w) Albert Einstein x) J. Robert Oppenheimer y) General Leslie Groves z) Edward Teller
Last Answer : ANSWER: X -- J. ROBERT OPPENHEIMER
Description : Name a component of gasoline that has been classified by the U.S. EPA as a "known human carcinogen".
Last Answer : ANSWER: XENZENE
Description : The U.S. EPA recently concluded that environmental tobacco smoke should be considered (quote) w) "a possible human teratogen" x) "a priority air pollutant" y) "a known human carcinogen" z) "a possible human carcinogen"
Last Answer : ANSWER: Y -- A KNOWN HUMAN CARCINOGEN
Description : Only one tree is known to live longer than the Giant Sequoia. Is this tree: w) Bristlecone pine x) Grey Oak y) Japanese Chestnut z) Ponderosa pine
Last Answer : ANSWER: W -- BRISTLECONE PINE
Description : Name the tropical American tree which produces the least dense wood known?
Last Answer : ANSWER: XALSA
Description : Who was known as "The Wizard of Menlo Park"?
Last Answer : ANSWER: EDISON
Description : Wmong well-known examples of this formation are Grindelwald in Switzerland, Bossons in France, Dinwoody in the United States, and Wilson Piedmont in Antarctica. Identify these cool formations.
Last Answer : ANSWER: GLACIERS
Description : What kind of poisoning is known as plumbism (pron: plum - biz - em)?
Last Answer : ANSWER: LEAD POISONING
Description : The art of growing dwarfed trees in small pots, a technique perfected by the Japanese, is known as what?
Last Answer : ANSWER: BONSAI (pron: bone-sigh)
Description : This black engineer was granted a patent in 1872 for the first automatic oil lubricator. The lubricating cup regulated the flow of oil onto moving parts of machines, revolutionizing the machine industry. ... well-known inventor: w) Elijah McCoy x) Lewis Latimer y) Leonard McFall z) Branville Woods
Last Answer : ANSWER: W -- ELIJAH McCOY
Description : This woman scientist was the oldest daughter of another very well-known woman scientist. She was the second woman in history to win a Nobel Prize in science, receiving the prize in 1935 for her work in synthesizing new radioactive elements. Who is this famous woman scientist?
Last Answer : ANSWER: IRENE JOLIET-CURIE
Description : Radioisotopes which are used in medical diagnosis are known as what? w) tracers x) silver bullets y) markers z) dyes
Last Answer : ANSWER: W -- TRACERS
Description : In 1991, critical habitat was designated for this well-known species in the states of Washington, Oregon and California. w) brown bear x) northern spotted owl y) bald eagle z) snail darter
Last Answer : ANSWER: X -- NORTHERN SPOTTED OWL
Description : The per capita birth rate of a population is known as its: w) mortality x) natality (pron: nay-tal-eh-ty) y) population density z) carrying capacity
Last Answer : ANSWER: X -- NATALITY
Description : Which of the following statements are true with respect to iron ore? 2. Limestone and coal are important for smelting iron ore 3. More than 20% of the world iron ore deposits are in India 4. Odisha and Jharkhand top in the ... a) I, II and III (b) II and III (c) III and IV (d) II, III and IV
Last Answer : Ans: (a)
Description : Tummalapalli in Andhra Pradesh has recently come on the world map for its largest (1) Uranium deposits (2) Tungsten deposits (3) Coal deposits (4) Bauxite ore deposits
Last Answer : (1) Uranium deposits Explanation: Tummalapalle Mine is a uranium mine in Tumalapalli village located in Kadapa of the Indian state of Andhra Pradesh. It has one of the largest reserves of uranium in the world.
Description : Where is the largest deposits of coal
Last Answer : Jharkhand
Description : he system of ............... generally ran one job at a time. These were called single stream batch processing. A) 40's B) 50's C) 60's D) 70's
Last Answer : B) 50's
Description : Distemper is used to coat a) External concrete services b) Internal surfaces not exposed to weather* c) Woodwork d) Compound walls
Last Answer : b) Internal surfaces not exposed to weather*
Description : 10. Catalytic converters are fitted into automobiles to reduce emission of harmful gases. Catalytic converters change un burnt hydrocarbons into (a) carbon dioxide and water (b) carbon mono oxide (c) methane (d) carbon dioxide and methane.
Last Answer : (a) carbon dioxide and water
Description : Evaporation from water surfaces exposed to air is not dependent of the: w) velocity of the wind x) humidity y) temperature z) depth of the water
Last Answer : ANSWER: Z -- DEPTH OF THE WATER
Description : For a DC motor, what major component in addition to the field winding and the armature winding is necessary? w) a commutator x) a stator y) a battery z) a rotor
Last Answer : ANSWER: W -- A COMMUTATOR
Description : Dante is the name of an eight-legged robot designed to repel into the crater of Erebus. This volcano is located in w) Italy x) the Hawaiian chain y) Antarctica z) Japan
Last Answer : ANSWER: Y -- ANTARCTICA
Description : In 1991, the frozen body of a late stone age man was found amazingly intact in the Alps near the Italian-Austrian border. Its age was determined to be about: w) 2,200 years x) 5,300 years y) 12,800 years z) 30,000 years
Last Answer : ANSWER: X -- 5,300 YEARS
Description : Movement exhibited by plants toward the "center of the Earth" is called?
Last Answer : ANSWER: GEOTROPISM
Description : What is the phase relationship between the voltage and current in a capacitor?
Last Answer : ANSWER: X -- CURRENT LEADS BY 90 DEGREES
Description : The sun makes up approximately what percent of matter in our solar system? w) 17% x) 50% y) 85% z) 99%
Last Answer : ANSWER: Z -- 99%
Description : Deforestation is not a major environmental problem in w) the Amazon x) Borneo y) Oregon z) West Germany
Last Answer : ANSWER: Z -- WEST GERMANY
Description : Who was the first scientist credited with pointing out that certain gases could cause a greenhouse effect? w) John Tyndall x) Charles Darwin y) Roger Tory Peterson z) Stephen Jay Gould
Last Answer : ANSWER: W -- JOHN TYNDALL
Description : What range of frequencies are usually referred to as the Ultra High Frequency (UHF) Band? w) 3 to 30 Mega Hertz x) 30 to 300 Mega Hertz y) 300 to 3,000 Mega Hertz z) 30,000 to 300,000 Mega Hertz
Last Answer : ANSWER: Y -- 300 to 3,000 MEGA HERTZ
Description : If a quiet whisper is 10 decibels, then what is the average pain threshold in decibels for humans?
Last Answer : ANSWER: 120 DECIBELS (ACCEPT 110 TO 130)
Description : In the human body, what tendon attaches the gastrocnemius muscle to the calcaneus bone?
Last Answer : ANSWER: ACHILLES TENDON
Description : What is the name for the metric unit of pressure defined as 1 Newton per meter squared?
Last Answer : ANSWER: PASCAL
Description : TCDD (2,3,6,7-tetrachlorodibenzo(p)dioxin) is a toxic synthetic chemical. The most consistent adverse effect observed in exposed humans is: w) liver cancer x) birth defects y) disfiguring skin eruption z) an exaggerated sense of well-being
Last Answer : ANSWER: Y -- DISFIGURING SKIN ERUPTION (CHLORACNE)