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Consider the following statements: 1. Ozone is found mostly in the Stratosphere. 2. Ozone layer lies 55 - 75 km above the surface of the earth. 3. Ozone absorbs ultraviolet radiation from the Sun. 4. Ozone layer has no significance for life on the earth. Which of the above statements are correct?

Consider the following statements: 1. Ozone is found mostly in the Stratosphere. 2. Ozone layer lies 55 - 75 km above the surface of the earth. 3. Ozone absorbs ultraviolet radiation from the Sun. 4. Ozone layer has no significance for life on the earth. Which of the above statements are correct? Correct Answer 1 and 3

The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's harmful ultraviolet (UV) radiation. It lies in the region about 15 - 30 km above ground.

Related Questions

With regard to greenhouse gases, which of the following statement(s) is true? 1. The primary greenhouse gases of concern today are Carbon dioxide and chloro-fluorocarbons, which absorb terrestrial radiation when it is present in the upper troposphere. 2. Ozone which absorbs ultraviolet radiation in the stratosphere is very effective in absorbing terrestrial radiation when it is present in the upper troposphere. 
The phases of the moon as we see from the Earth are due to changing relative positions of the sun, the earth and the moon. Which of the following statements is true. A. on a full moon day, the earth comes between the sun and the moon B. on a new moon day, the moon is in between the earth and the sun C. on a full moon day, the moon is in between the earth and the sun D. on a new moon day, the earth is between the sun and the moon? E. on a new moon day, the sun is between the moon and the earth
Consider the following statements relating zones of atmosphere to altitude: 1. Temperature decreases with altitude in troposphere. 2. Speed of sound decreases with altitude in troposphere. 3. Temperature increases with altitude in stratosphere. 4. Ozone is present in stratosphere which protects people from harmful effects of solar radiation. Which of the above statements are correct?
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.
Which among the following option with regard to atmospheric layer of “stratosphere” is NOT correct? 1. The height of the bottom of the stratosphere varies with latitude and with the seasons 2. The lower boundary of the stratosphere is low near the equator as compared to the poles in winter.
In the following question, four statements are given followed by four conclusions I, II, III and IV. You have to consider the given statements to be true even, if they seem to be at variance with commonly known facts. Read all the conclusions and decide which of the following logically follows from the given statements disregarding the commonly known facts. Statements: All Planet are Sun. All Object are Air. All Planet are Earth. No Air is Sun. Conclusions: I. All Air being Earth is a possibility. II. Some Object are Sun. III. Some Earth are Sun. IV. No planet is Air.
The jet aircraft fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? 1. There are no clouds or water vapour in the lower stratosphere 2. There are no vertical winds in the lower stratosphere. Which of the statements given above is/are correct in this context? 
The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?
1. There are no clouds or water vapour in the lower stratosphere.
2. There are no vertical winds in the lower stratosphere.
Which of the statements given above is/are correct in this context?
Which of the following statements is/are correct? 1. The earth is nearest to the Sun at Perihelion, which generally occurs on January 3. 2. The earth is farthest away from the Sun at Perihelion, which generally occurs on July 4. 3. The earth is farthest away from the Sun at Aphelion, which generally occurs on July 4. 4. The earth is nearest to the Sun at Aphelion, which generally occurs on January 3. Select the correct answer using the code given below:
Which of the following statement is are correct? (1) Water vapor in the atmosphere increases with altitude. (2) Ozone Layer is found in stratosphere where airplanes fly. (3) Rotation of earth, its angle of inclination, and transparency of the atmosphere are associated with insulation of the surface of the earth. (4) Exosphere is the atmospheric layer which reflects radio waves