Environmental Chemistry · Chemistry · TS EAMCET
MCQ (Single Correct Answer)
Observe the following statements
Statement I The carbon containing components of photochemical smog are acrolein, methanal and PAN. Statement II The number of greenhouse gases in the list given below is 5 .
$$ \mathrm{CH}_4, \mathrm{CO}_2, \mathrm{NO}, \mathrm{H}_2 \mathrm{O}(l), \mathrm{H}_2 \mathrm{O}(g), \mathrm{O}_2, \mathrm{O}_3 $$
The correct answer is
Which of the following is not the common component of photochemical smog?
Which of the following is a lung irritant that can lead to an acute respiratory disease in children?
In drinking water, if the maximum prescribed concentration of copper is $x \mathrm{mgdm}^{-3}$, the maximum prescribed concentration of zinc will be
Identify the correct statements from the following
I. Photochemical smog has high concentration of oxidising agents.
II. $\mathrm{NO}_2$ is present in classical smog.
III. Higher concentration of $\mathrm{SO}_2$ in air can cause stiffness of flower buds.
IV. pH of rain water is approximately 7.5 .
Among the following compounds, which one is not primarily responsible for depletion of ozone layer in stratosphere?
Acid rain is mainly caused by the emissions of which of the following gases?
I. Sulphur dioxide
II. Carbon dioxide
III. Nitrogen dioxide
IV. Methane
Which of the following molecules react with haemoglobin of the blood to produce toxic effect?
The average atmospheric residence time is lowest for which of the given the greenhouse gas?
Which of the following molecules is present in photochemical smog?
Which of the following is air pollutant?
Biochemical oxygen demand (BOD) is a measure of organic materials present in water, BOD value less than 5 ppm indicates a water sample to be