Stratospheric pollution - class-XII
Description: stratospheric pollution | |
Number of Questions: 39 | |
Created by: Avani Handa | |
Tags: p-block elements biogeochemical cycles natural resources- air, water and land not for breathing not for drinking zoology environmental chemistry our environment chemistry physical resources environment biology allotropy of oxygen pollution - a rising environmental problem atmospheric pollution environmental issues chemical bonding and structure natural resources - air, water and land non-metals |
In antarctica, ozone depletion is due to the formation of which of the following compounds?
Which of the following is responsible for the depletion of the ozone layer in the upper stratosphere of the atmosphere?
In Antarctica ozone depletion is due to the formation of following compound.
Which layer protects us from harmful ultraviolet rays of the sun?
A considerable part of the harmful ultraviolet radiation of the Sun does not reach the surface due to:
What would happen, if all the oxygen present in the environment is converted to ozone?
Biological importance of ozone layer is :
A considerable part of harmful ultraviolet radiation from the sun does not reach the surface of the earth. This is because high above the earth's atmosphere is a layer of_________
Ozone layer is present in the :
_____ are cause depletion of the atmospheric ozone layer.
UV radiation increases the chances of ________ .
The allotrope of this element is the primary absorber of UV solar radiation in Earth's atmosphere. What element is this?
Biological importance of ozone layer is:
Ozone layer of stratosphere requires protection from indiscriminate use of ____________ .
Which one of the following is mainly responsible for depletion of ozone layer?
UV radiation from sun causes a reaction that produces _____________ .
The proposal to ban supersonic jet planes in
Russia is because
A) They travel with very high speed.
B) It is dangerous to travel in them.
C) Their exhaust gases react with ozone.
Result of ozone hole is:
Which of the following statement is wrong?
In the upper layers of atmosphere, ozone is formed ?
Assertion : Ozone is destroyed by CFCs in the upper stratosphere
A considerable part of the harmful $UV$ rays of the sum does not reach the surface of the earth. This is because high above the earth's atmosphere, there is a layer of___________.
The absorption of $UV$ radiation by $O _3$:
Ozone layer is being depleted. This is due to :
Which of the following chemicals is responsible for ozone layer destruction?
The ozone layer is important because it:
The ozone layer in our atmosphere protects us from the bad effects of:
Ozone in stratosphere is depleted by_____________.
Ultraviolet radiation from sunlight causes the reaction that produces:
Ozone in stratosphere is depleted by :
Which gas is known to shield the earth from harmful ultraviolet radiation?
In the stratosphere, what does screen out a large fraction of the ultraviolet rays of the sun?
Ozone deplete due to the formation of following compound in antartica?
The two forms of oxygen found in the atmosphere are:
In which part of the atmosphere, ozone layer is present ?
Ozone is an important constituent of stratosphere because it:
Which of the following is responsible for peeling of ozone umbrella?
Which of the following statements is correct?