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 ... land, the soil and the atmosphere inhabited by living organisms (4) the atmosphere surrounding the living organisms
Last Answer : (3) the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms Explanation: The biosphere is the global ecological system integrating all living beings ... up of the parts of Earth where life exists. It is the worldwide sum of all ecosystems.
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 of the following is not a practical method of low level radioactive waste disposal? (A) Dilution with inert material (B) Discharging to atmosphere through tall stacks after dilution (C) Disposing off in rivers & oceans (D) Filling in steel crates and shooting it off out of earth's gravity
Last Answer : (D) Filling in steel crates and shooting it off out of earth's gravity
Description : Match the following: List-I List-II A. Varanasi I. Indian Rare Earths Ltd B. Koyali II. Hindustan Machine Tools Ltd C. Pinjore III. Diesel Locomotive Works D. Alwaye IV. Petro-Chemical Complex Codes: A B C D (a) I II III IV (b) IV III II I (c) III IV II I (d) III IV I II
Last Answer : Ans: (c)
Description : (a) Draw a diagram of human respiratory system and label the following: (i) part where air is filtered by fine hair and mucus (ii) part which terminates in balloon - like structures (iii) ... (b) Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms? -Biology
Last Answer : (a) (b) Quantity of dissolved oxygen is fairly low in water as compared to the amount of oxygen in air. Aquatic organisms therefore have to breath faster than terrestrial organisms to absorb the required amount of oxygen from the water.
Description : Which one of the following is not a gaseous biogeochemical cycle in ecosystem?
Last Answer : Which one of the following is not a gaseous biogeochemical cycle in ecosystem? A. Phosphorus cycle B. Nitrogen cycle C. Carbon cycle D. Sulfur cycle
Description : Biogeochemical cycle having a small gaseous component is found in
Last Answer : Biogeochemical cycle having a small gaseous component is found in A. Phosphorus B. Nitrogen C. Carbon D. Sulfur
Description : Which of the following pairs is a sedimentary type of biogeochemical cycle? (a) Phosphorus and nitrogen (b) Phosphorus and sulphur (c) Oxygen and nitrogen (d) Phosphorus and carbon dioxide
Last Answer : (b) Phosphorus and sulphur
Description : Which one of the following is not a gaseous biogeochemical cycle in ecosystem? (a) Sulphur cycle (b) Phosphorus cycle (c) Nitrogen cycle (d) Carbon cycle
Last Answer : b) Phosphorus cycle
Description : Which one of the following is not a gaseous biogeochemical cycle in ecosystem ? (1) Carbon cycle (2) Sulphur cycle (3) Phosphorus cycle (4) Nitrogen cycle
Last Answer : (3) Phosphorus cycle
Description : What type of cycling involves movement of chemical elements through the earth, living things, and the atmosphere?
Last Answer : biogeochemical
Description : During which process do ice and snow on Earth move directly from the solid state into water vapor in the atmosphere?
Last Answer : During the process of Sublimation.
Description : How is energy transferred within the earth and atmosphere and throughout the oceans?
Last Answer : By convection
Description : The Correct Statements with reference to single called organisms are (i) Complex substances are not broken down in to simpler substances. (ii) Simple diffusion is sufficient to meet the requirement of exchange of gases. (iii) Specialized ... b) (ii) and (iii) (c) (ii) and (iv) (d) (i) and (iv)
Last Answer : Answer: (c)
Description : Match the following organisms with the products they produce. (A) Lactobacillus (i) Cheese (B) Saccharomyces (ii) Curd cerevisiae (C) Aspergillus niger (iii) Citric acid (D) Acetobacter aceti (iv) Bread (v) Acetic acid Select the correct ... v) (iii) (c) (ii) (iv) (iii) (v) (d) (iii) (iv) (v) (i)
Last Answer : c) (ii) (iv) (iii) (v)
Description : Match the following organisms with respective characteristics. (A) Pila (i) Flame cells (B) Bombyx (ii) Comb plates (C) Pleurobrachia (iii)Radula (D) Taenia (iv) Malpighian tubules Select the correct option from the following. (A) (B) (C) ... (i) (iv) (c) (iii) (iv) (ii) (i) (d) (ii) (iv) (iii) (i)
Last Answer : (c) (iii) (iv) (ii) (i)
Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).
Last Answer : (d) (i), (ii) and (iv)
Description : Match the organisms in column-I with habitats in column-II. Column-I Column-II A. Halophiles (i) Hot springs B. Thermoacidophiles (ii) Aquatic environment C. Methanogens (iii)Guts of ruminants D. Cyanobacteria (iv) Salty area Select the correct ... , C-(ii), D-(i) (d) A-(ii), B-(iv), C-(iii), D-(i)
Last Answer : (a) A-(iv), B-(i), C-(iii), D-(ii)
Description : There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called ... is about __________ °C/km. (A) 0.05 (B) 1 (C) 6.5 (D) 15
Last Answer : (C) 6.5
Description : The oxygen in the earth's atmosphere was probably produced by which of the following? w) volcanos x) photosynthetic organisms y) radioactive minerals z) meteors
Last Answer : ANSWER: X -- PHOTOSYNTHETIC ORGANISMS
Description : Which of the following statements regarding evacuated tube collectors (ETC) are true? i) ETC is used for high temperatures upto 150oC ii) because of use of vacuum between two concentric glass tube, higher amount of heat is ... upon the ambient temperature i & iii b) ii & iii c) i & iv d) i & ii
Last Answer : d) i & ii
Description : Match List I (Layers of Atmosphere) and List II (Characteristics) and select the correct answer using the code given below. L ist I L i st I I (L ayer of (Char acter ist ics) At mospher e) A. Ionosphere I. Contains Ozone B. ... D-III (3) A-II, B-III, C-I, D-IV (4) A-III, B-I, C-IV, D-II
Last Answer : 2) A-II, B-I, C-IV, D-III
Description : Match the following cell structure with its characteristic feature. (A) Tight junctions (i) Cement neighbouring cells together to form sheet (B) Adhering junctions (ii) Transmit information through chemical to another cells (C) Gap ... iii) (c) (iii) (i) (iv) (ii) (d) (iv) (iii) (i) (ii)
Last Answer : (c) (iii) (i) (iv) (ii)
Description : A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth's atmosphere, which absorbs it. (A) Hydrogen (B) Carbon dioxide (C) Ozone (D) None of these
Last Answer : (C) Ozone
Description : I have some matchsticks set up like this: I + XI = X. If you do not know Roman numerals, here is a quick starter: I=1 II=2 III=3 IV=4 V=5 VI=6 VII=7 VIII=8 IX=9 X=10 XI=11 ... are told to move the minimum number of matchsticks to make the question correct. So, how many do you have to move? -Riddles
Last Answer : Most people would get to one move at the least, but the real answer is zero moves. If you rotate the whole question around 180 degrees, it will display this: X = IX + I
Description : Which two of the following changes (i -iv) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)? (i) Increase in red blood cell size (ii) Increase in red blood cell production (iii) ... and (iii) (b) (iii) and (iv) (c) (i) and (iv) (d) (i) and (ii).
Last Answer : (a) (ii) and (iii)
Description : Select the correct option. Column I Column II A. Synapsis aligns (i) Anaphase II homologous chromosomes B. Synthesis of (ii) Zygotene RNA and protein C. Action of enzyme (iii)G2-phase recombinase D. Centromeres do (iv) Anaphase I not ... ), C-(iii), D-(iv) (d) A-(ii), B-(iii), C-(v), D-(iv)
Last Answer : (d) A-(ii), B-(iii), C-(v), D-(iv)
Description : Write the code of signals used in ranging with respect to : i) Correct position ii) Fix the ranging rod iii) Vertical position of ranging rod iv) Move slowly to left of observer
Last Answer : i) Correct position : Both hands above Head and then Brought Down ii) Fix the ranging rod : Both Arms extended forward horizontally and the hands depressed briskly iii) Vertical position of ranging rod : 1 ... and moved to the Left iv) Move slowly to left of observer : Slow sweeps with Left Hand
Description : Match every stage of the software Development Life cycle with the Testing Life cycle: i. Hi-level design a Unit tests ii. Code b Acceptance tests iii. Low-level design c System tests iv. Business requirements d Integration tests a) i-d , ii ... i-b , ii-a , iii-d , iv-c d) i-c , ii-a , iii-d , iv-b
Last Answer : d) i-c , ii-a , iii-d , iv-b
Description : This life cycle model is basically driven by schedule and budget risks This statement is best suited for A. Water fall model B. Spiral model C. Incremental model D. V-Model Q33. The bug tracking ... these phases for each bug. I. Phase injected II. Phase detected III. Phase fixed IV. Phase removed
Last Answer : B. I, II and IV
Description : Define following terms used in A.C. circuits : (i) Cycle (ii) Rms value (iii) Phase difference (iv) Average value
Last Answer : (i) Cycle: A complete set of variation of an alternating quantity which is repeated at regular interval of time is called as a cycle. OR Each repetition of an alternating quantity ... charge as is transferred by the alternating current during the same time under the same conditions.
Description : Match the following concerning essential elements and their functions in plants. Column-I Column-II (A) Iron (i) Photolysis of water (B) Zinc (ii) Pollen germination (C) Boron (iii) Required for chlorophyll biosynthesis (D) Manganese (iv) IAA biosynthesis
Description : For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal (i) Of a stiffness matrix must be positive (ii) Of a stiffness matrix must be negative (iii) Of ... ) (B) (ii) and (iii) (C) (i) and (iv) (D) (ii) and (iv)
Last Answer : (A) (i) and (iii)
Description : The typical elements of process image are ..................... i) User data ii) System Data iii) User program iv) System stack A) i, iii and iv only B) i, ii, and iv only C) ii, iii, and iv only D) All i, ii, iii, and iv
Last Answer : A) i, iii and iv only
Description : State the functions of following elements: i) Diesel engine system ii) Air intake system iii) Engine exhaust system iv) Engine starting system.
Last Answer : i) Diesel engine system:- Four strokes Two strokes ii) Air intake system:- Air intake system is provided to supply air to engine cylinder for fuel combustion. iii) Engine exhaust system ... provided to rotate the engine initially until the firing starts and engine run under its own power.
Description : State the function of following elements: i) Storage reservoir ii) Intake iii) Trash rack iv) Tail race.
Last Answer : i) Function of Storage reservoir:- Its function is to store the water during rainy season and supplies the same throughout the year. ii) Function of Intake:- The water from reservoir is released ... . OR Tailrace path of water is connected to the next stage of generation/river/lake/ ocean.
Description : Why can elements be produce in the sun but not in the earths atmosphere?
Last Answer : Many elements only form through high temperatures andpressures... both of which are present int the Sun - but not in theEarth's atmosphere.
Description : The currents of the Earth's oceans are caused by?
Last Answer : Ocean currents can be caused by wind ,density differences in water masses caused by temperature and sanility variations ,gravity ,and events such as earthquakes or storms.
Description : What is true about the relationship between the oceans and the Earth's climate?
Last Answer : Need answer
Description : What percent of earths water is found in oceans?
Last Answer : 97% of the Earths water is in our oceans.
Description : What are some characteristics of the earths oceans?
Description : What role do humans play on the Earths oceans?
Last Answer : this is not answer by HEAVEN
Description : Do Earth's oceans gain or lose water considering evaporation and precipitation together and how much is the difference?
Last Answer : On average, if the climate remains stable the two processes balance out. During periods of cold, water gets locked up in the ice caps and the level of the ocean drops.
Description : Earth's Deepest point in water is Mariana trench. It is located in which of the following oceans? (1) Atlantic Ocear (2) Arctic Ocean (3) Indian Ocean (4) Pacific Ocean
Last Answer : (4) Pacific Ocean Explanation: The Mariana trenchis located in the western Pacific Ocean, to the east of the Mariana Islands, in the Western Pacific East of Philippines.
Description : What are the giant slabs of rock which fit together to form the earth’s surface called? a) Dinner Plates b) Continents c) Oceans d) Tectonic plates
Last Answer : d) Tectonic plates
Description : Which of the following is the approximate ratio of the area of the continents to the area of the earth's oceans? w) 2:1 x) 1:1 y) 2:5 z) 1:10
Last Answer : ANSWER: Y -- 2:5
Description : Which of the following organisms are known as chief producers in the oceans? (a) Dinoflagellates (b) Diatoms (c) Cyanobacteria (d) Euglenoids
Last Answer : (b) Diatoms
Description : Which of the following organisms are known as chief producers in the oceans ? (1) Dinoflagellates (2) Diatoms (3) Cyanobacteria (4) Euglenoids
Last Answer : 2) Diatoms
Description : .Identify the physical and chemical changes from the following (i)Burning of magnesium in air (ii)Electrolysis of water (iii)Tarnishing of silver spoon (iv)Sublimation of iodine -Chemistry
Last Answer : (i) Burning of magnesium in air : Chemical change (ii) Tarnishing of silver spoon : Chemical change (iii) Sublimation of iodine : Physical change (iv) Electrolysis of water to form hydrogen and oxygen is also a chemical change.
Description : Name the material which is separated from molten steel during chemical reaction of A.T welding? (i) Aluminium oxide (slag). * (ii) Ferrous Oxide (iii) Aluminium (iv) Ferrous
Last Answer : (i) Aluminium oxide (slag). *