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 layer of the atmosphere in which Radio Waves are reflected back is called ; (1) Ionosphere (2) Troposphere (3) Stratosphere(4) Exosphere
Last Answer : Ionosphere
Description : The atmospheric layer farthest from the Earth’s surface is known as (1) Stratosphere (2)Exosphere (3) Ionosphere (4)Mesosphere
Last Answer : Exosphere
Description : Which layer of the earth’s atmosphere contains the ozone layer ? (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere
Last Answer : Stratosphere
Description : The lower layer of atmosphere is called (1) exosphere (2) troposphere (3) ionosphere (4) mesosphere
Last Answer : troposphere
Description : In atmosphere the lowermost layer is (1) troposphere (2) exosphere (3) ionosphere (4) strato sphere
Description : Which of the following is the uppermost layer of the atmosphere? (1) Stratosphere (2) Mesosphere (3) Ionosphere (4) Exosphere
Description : All vital atmospheric processes leading to various climatic and weather conditions take place in the : (1) Stratosphere (2) Troposphere (3) Ionosphere (4) Exosphere
Last Answer : Troposphere
Description : Density of the earth’s atmosphere is highest in the (1) Troposphere (2) Stratosphere (3) Mesosphere (4) Ionosphere
Description : The layer of the atmosphere in which Radio Waves are reflected back is called- (1) Ionosphere (2) Troposphere (3) Stratosphere (4) Exosphere
Last Answer : (1) Ionosphere Explanation: The Radio waves are reflected back to Earth in the Ionosphere which is an electrically charged layer of the upper atmosphere. This process is used to communicate beyond the horizon, atintercontinental distances, mostly in the shortwave frequency bands.
Description : Which layer of the earth’s atmosphere reflects back the radio waves to the earth’s surface? (1) Ionosphere (2) Stratosphere (3) Mesosphere (4) Exosphere
Last Answer : (1) Ionosphere Explanation: Long distance propagation of radio waves depends on an invisible layer of charged particles, which envelops the Earth. This layer of charged particles known as the ionosphere ... communication during the early part of the twentieth century, the ionosphere came as a boon.
Description : Which layer of the earth’s atmosphere reflect back the radio waves to the earth’s surface ? (1) ionosphere (2) stratosphere (3) mesosphere (4) exosphere
Last Answer : ionosphere
Description : A level of atmosphere which is composed partly of electrons and positive ions is called (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere
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 : Daily weather changes in the atmosphere are associated with (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere
Description : Ozone layer is present in - (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere
Last Answer : (3) Stratosphere Explanation: The ozone layer is mainly found in the lower portion of the stratosphere from approximately 20 to 30 kilometres above Earth, though the thickness varies seasonally and ... in general thicker during the spring and thinner during the autumn in the northern hemisphere.
Description : Ozone layer is present in (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere
Description : The layer where the decrease in temperature with increasing altitude is totally absent is (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere
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
Description : The atmospheric layer farthest from the Earth's surface is known as– (1) Stratosphere (2) Exosphere (3) Ionosphere (4) (4)Mesosphere
Last Answer : (2) Exosphere Explanation: The Radio waves are reflected back to Earth in the Ionosphere which is an electrically charged layer of the upper atmosphere. This process is used to communicate beyond the horizon, at intercontinental distances, mostly in the shortwave frequency bands.
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 : 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 : Most of the ozone in the earth’s atmosphere is found in the : (1) Troposphere (2) Stratosphere (3) Mesophere (4) Thermosphere
Last Answer : (2) 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.
Description : In atmosphere the lowermost layer is – (1) troposphere (2) exosphere (3) ionosphere (4) strato sphere
Last Answer : (1) troposphere Explanation: The troposphere is the lowest portion of Earth's atmosphere. It contains approximately 80% of the atmosphere's mass and 99% of its water vapor and aerosols. The average ... in winter. Most of the phenomena we associate with day-to-day weather occur in the troposphere
Last Answer : (4) Exosphere Explanation: The exosphere is the outermost layer of Earth's atmosphere. It extends from the exobase, which is located at the top of the thermosphere at an altitude of about ... molecules. The exosphere is located too far above Earth for any meteorological phenomena to be possible.
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 : The temperature increases rapidly above – (1) Ionosphere (2) Exosphere (3) Stratosphere (4) Troposphere
Last Answer : (2) Exosphere Explanation: Above Troposphere, temperature increases rapidly with height in the Stratosphere layer as it houses the ozone layer which absorbs ultraviolet (UV) rays from the sun. Again ... Exosphere which is the uppermost layer of the atmosphere reaches up to more than 4500° Celsius.
Last Answer : (2) Troposphere 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 : 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 : 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 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 : 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 : The upper layer of atmosphere is called the (A) Stratosphere (B) Troposphere (C) Ionosphere (D) None of these
Last Answer : (A) Stratosphere
Description : The layer of atmosphere used for radiowave transmission is – (1) chromosphere (2) troposphere (3) ionosphere (4) stratosphere
Last Answer : (3) ionosphere Explanation: The ionosphere is a part of the upper atmosphere and is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner ... importance because, among other functions, it influences radio propagation to distant places on the Earth.
Description : The lowest layer of atmosphere is known as the (A) Stratosphere (B) Troposphere (C) Ionosphere (D) None of these
Last Answer : (B) Troposphere
Description : The layer of atmosphere used for radio-wave transmission is (1) chromosphere (2) troposphere (3) ionosphere (4) stratosphere
Description : The atmospheric layer closest to the earth is: (1) Mesosphere (2) Hydrosphere (3) Troposphere (4) Ionosphere
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 : The main atmospheric layer near the surface of earth is a) Troposphere b) Mesosphere c) Ionosphere d) Stratosphere
Last Answer : a) Troposphere
Description : Which of the following is the lowest atmospheric layer ? (1) Lithosphere (2) Stratosphere (3) Troposphere (4) Hydrosphere
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
Description : Second layer of Earth’s atmosphere is-----? A. Stratosphere (Answer) B. Mesosphere C. Troposphere
Last Answer : A. Stratosphere (Answer)
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 : (2) Ionosphere Explanation: Ionosphere is composed partly of electrons and positive ions. It is a region of Earth's upper atmosphere, from about 60 km to 1,000 km altitude, that is ionized by solar radiation. This layer is also called thermosphere as its temperature rises with height.
Description : The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the (A) Ionosphere (B) Troposphere (C) Stratosphere (D) None of these
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