Description : Most of the ozone in the earth's atmosphere is found in the: (1) Troposphere (2) Stratosphere (3) Mesophere (4) Thermosphere
Last Answer : (2) Stratosphere Explanation: Most ozone (about 90%) resides in a layer that begins between 10 and 17 kilometers above the Earth's surface and extends up to about 50 kilometers. This region of ... is called the stratosphere. The ozone layer absorbs most of the Sun's ultraviolet (UV) radiation.
Description : The zone of Earth’s atmosphere immediately above its surface up to a height of about 16 kms above equator and 8 kms over the poles is known as : (1) Mesosphere (2) Thermosphere (3) Troposphere (4) Stratosphere
Last Answer : Troposphere
Description : The order of the atmospheric layers, starting from closest to the surface to the top of the atmosphere, is (a) Mesosphere, Troposphere, Thermosphere, Stratosphere (b) Troposphere, ... (c) Thermosphere, Mesophere, Troposphere, Stratosphere (d) Troposphere, Mesosphere, Stratosphere, Thermosphere
Last Answer : (b) Troposphere, Stratosphere, Mesosphere, Thermosphere
Description : Which layer of the earth’s atmosphere contains the ozone layer ? (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere
Last Answer : Stratosphere
Description : Read the following passage and answer the question given below. Little is known about the elusive section of the earth's atmosphere known as the mesophere. Located between the stratosphere and the ... primarily describes the mesosphere as (a) turbulent (b) opaque (c) unfamiliar (d) anarchic
Last Answer : (c) unfamiliar
Description : In which of the following layer of atmosphere the absorption and scattering of the solar ultraviolet radiation takes place? (1) Troposphere (2) Stratosphere (3) Mesosphere (4) Thermosphere
Description : Which is the warmest layer of the atmosphere? (1) Thermosphere (2) Troposphere (3) Stratosphere (4) Mesosphere
Last Answer : Thermosphere
Description : The lowest layer of the atmosphere is : (1) Stratosphere (2) Thermosphere (3) Troposphere (4) Mesosphere
Description : Which is the lowest layer of the atmosphere? (1) Troposphere (2) Stratosphere (3) Mesosphere (4) Thermosphere
Description : Which one of the four regions above the earth has smallest height (km.) ? (1) Stratosphere (2) Mesosphere (3) Thermosphere (4) Troposphere
Description : The layer of atmosphere close to the earth’s surface is called (1) Exosphere (2) Troposphere (3) Stratosphere (4) Ionosphere
Description : Density of the earth’s atmosphere is highest in the (1) Troposphere (2) Stratosphere (3) Mesosphere (4) Ionosphere
Description : The zone of Earth's atmosphere immediately above its surface up to a height of about 16 kms above equator and 8 kms over the poles is known as : (1) Mesosphere (2) Thermosphere (3) Troposphere (4) Stratosphere
Last Answer : (3) Troposphere Explanation: The zone of Earth's atmosphere immediately above its surface up to a height of about 16 kms above equator and 8 kms over the poles is known as troposphere.
Description : The jet-stream lies between which two layers of th earth's atmosphere? w) thermosphere and ionosphere x) mesosphere and thermosphere y) troposphere and stratosphere z) stratosphere and mesosphere
Last Answer : ANSWER: Y -- TROPOSPHERE AND STRATOSPHERE
Description : A level of atmosphere which is composed partly of electrons and positive ions is called (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere
Last Answer : Ionosphere
Description : The layer of the atmosphere in which Radio Waves are reflected back is called ; (1) Ionosphere (2) Troposphere (3) Stratosphere(4) Exosphere
Description : Daily weather changes in the atmosphere are associated with (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere
Description : Which layer of the earth's atmosphere contains the ozone layer? (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere
Last Answer : (4) Stratosphere Explanation: The ozone layer is a region of Earth's stratosphere. It is mainly found in the lower portion of the stratosphere, from approximately 20 to 30 kilometres (12 to 19 mi) ... nm to 315 nm wavelength), which other-wise would be harmful to exposed life forms on the earth.
Description : Pick out the wrong statement. (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere (B) ... ) The earth's atmosphere is an envelope of gases extending upto a height of about 200 kms
Last Answer : (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere
Last Answer : (3) Troposphere Explanation: The troposphere is the lowest layer of the Earth's atmosphere. The air is very well mixed and the temperature decreases with altitude.
Last Answer : (1) Troposphere Explanation: The troposphere is the lowest layer of the Earth's atmosphere. The air is very well mixed and the temperature decreases with altitude.
Last Answer : (2) Stratosphere Explanation: Solar ultraviolet radiation undergoes absorption and scattering as it passes through the stratospheric layer of the earth's atmosphere. The ozone layer, a region of Earth's ... result, no UV radiation at wavelengths shorter than 290 nm reaches the surface of the earth.
Last Answer : (1) Thermosphere Explanation: Troposphere, that extends up to a height of 12 km on an average from the surface of the earth, is the locale of all the vital atmospheric processes which ... comprising the entire atmosphere is concentrated in this zone. This is the lowermost layer of the atmosphere.
Description : In which layer of atmosphere does commercial aircrafts usually fly? A. Stratosphere (Answer) B. Troposphere C. Mesosphere D. Thermosphere
Last Answer : A. Stratosphere (Answer)
Description : Densest part of atmosphere strata is (A) Troposphere (B) Thermosphere (C) Stratosphere (D) Mesosphere
Last Answer : (A) Troposphere
Description : Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur? (A) Thermosphere (B) Troposphere (C) Stratosphere (D) None of these
Last Answer : (B) Troposphere
Description : Troposphere is the hottest part of the atmosphere because (1) it is closest to the Sun (2) there are charged particles in it (3) it is heated by the Earth’s surface (4) heat is generated in it
Last Answer : it is heated by the Earth’s surface
Description : Which of the following is the lowest atmospheric layer ? (1) Lithosphere (2) Stratosphere (3) Troposphere (4) Hydrosphere
Description : The layer where the decrease in temperature with increasing altitude is totally absent is (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere
Description : All vital atmospheric processes leading to various climatic and weather conditions take place in the : (1) Stratosphere (2) Troposphere (3) Ionosphere (4) Exosphere
Description : Choose the correct option which represents the arrangement of atmospheric layers. (1) Ionosphere, Ecosphere, Mesosphere, Stratosphere, Troposphere (2) Ecosphere, Troposphere, Ionosphere, ... ) Mesosphere, Ionosphere. Ecosphere, Troposphere, Stratosphare (4) Troposphare, Ionosphere, Ecosphere
Last Answer : Troposphare, Ionosphere, Ecosphere
Description : Where does most of the weather phenomena take place? (1) Ionosphere (2)Troposphere (3) Stratosphere (4)Tropopause
Description : Which one of the four regions above the earth has smallest height (km.)? (1) Stratosphere (2) Mesosphere (3) Thermosphere (4) Troposphere
Last Answer : (4) Troposphere Explanation: The troposphere is the lowest portion of Earth's atmosphere. The average depth of the troposphere is approximately 17 km (11 mi) in the middle latitudes. It is deeper ... . It contains approximately 80% of the atmosphere's mass and 99% of its water vapor and aerosols.
Description : Atmospheric layer extending from 18 km to 50 km is — a. Troposphere b. Stratosphere c. Mesosphere d. Thermosphere
Last Answer : b. Stratosphere
Description : Most of the atmospheric air pollutants are present in large quantity in (A) Stratosphere (B) Thermosphere (C) Troposphere (D) Mesosphere
Last Answer : (C) Troposphere
Description : Atmospheric pollution caused by the exhaust gas of supersonic transport air-crafts is mostly in the atmospheric region called (A) Thermosphere (B) Stratosphere (C) Troposphere (D) Mesosphere
Last Answer : (B) Stratosphere
Description : Ozone layer is found in a) Thermosphere b) Stratosphere c) Mesosphere d) Lithosphere.
Last Answer : b) Stratosphere
Description : Coke is made by heating coal in the absence of air at: A. 700 °C B. 1300 °C C. 900 °C D. 1700 °C ANSWER: Most of the ozone in the atmosphere is concentrated in the _____ A. Mesosphere B. Troposphere C. Stratosphere D. Ionosphere
Last Answer : ANSWER: C
Description : Most of the ozone in the atmosphere is concentrated in the------? A. Mesosphere B. Troposphere C. Stratosphere (Answer) D. Ionosphere
Last Answer : C. Stratosphere (Answer)
Description : Most of the ozone in the atmosphere is concentrated in the -------? A. Mesosphere B. Troposphere C. Stratosphere (Answer) D. ionosphere
Description : Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric ... radio waves used in the long distance radio communication are reflected back to earth by stratosphere
Last Answer : (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere
Description : Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion ... rate? (A) CO (B) SO2 (C) NOx (D) CFC (chloro fluoro carbons)
Last Answer : (A) CO
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 : Density of the earth's atmosphere is highest in the – (1) Troposphere (2) Stratosphere (3) Mesosphere (4) Ionosphere
Last Answer : (1) Troposphere Explanation: Over 99% of the mass of the earth's atmosphere is contained in two layers: the troposphere and the stratosphere. Most of the earth's atmosphere (80 to 90%) is found in the ... . This layer, where the earth's weather occurs, is within about 12 km of the earth's surface.
Description : The layer of atmosphere close to the earth's surface is called – (1) Exosphere (2) Troposphere (3) Stratosphere (4) Ionosphere
Last Answer : (2) Troposphere Explanation: The troposphere is the lowest layer of Earth's atmosphere and site of all weather on Earth. It is bonded on the top by a layer of air called the Tropopause, which separates the troposphere from the stratosphere and on bottom by the surface of the Earth.
Description : The lowest region of the earth’s atmosphere comes between the earth and stratosphere. what is this region’s name? A. Ionosphere B. Troposphere (Answer) C. Stratosphere D. Mesosphere
Last Answer : B. Troposphere (Answer)
Description : Second layer of Earth’s atmosphere is-----? A. Stratosphere (Answer) B. Mesosphere C. Troposphere
Description : Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth's surface? A. Ionosphere, Mesosphere, Stratosphere, Troposphere B. ... . Troposphere, Stratosphere, Mesosphere, Ionosphere (Answer) D. Troposphere, Ionosphere, Stratosphere, Mesosphere
Last Answer : C. Troposphere, Stratosphere, Mesosphere, Ionosphere (Answer)
Description : Ultraviolet radiation in the stratosphere is absorbed by (1) SO2 (2) Ozone (3) Oxygen (4) Argon
Last Answer : Ozone