Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm)

Environmental Engineering in CE
Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm)

Inhances the green house effect

Acts as a green house gas thereby raising earth's temperature

Causes asphyxia

Causes increase in sea level

Inhances the green house effect

Acts as a green house gas thereby raising earth's temperature

Causes asphyxia

Causes increase in sea level

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Environmental Engineering in CE
Septic tanks are used for the __________ of the deposited solids.

Aerobic decomposition

None of these

Anaerobic decomposition

Separation

Aerobic decomposition

None of these

Anaerobic decomposition

Separation

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Environmental Engineering in CE
Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for

Conversion of NOx into N₂ and NH₃ in the first compartment

All of these

Conversion of CO into CO₂ in the second compartment

Oxidation of unburnt hydrocarbon fuel in the second compartment

Conversion of NOx into N₂ and NH₃ in the first compartment

All of these

Conversion of CO into CO₂ in the second compartment

Oxidation of unburnt hydrocarbon fuel in the second compartment

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Environmental Engineering in CE
The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant?

Alkalis

Chlorine

Alkyl benzene sulphonate (ABS)

Benzene hexachloride

Alkalis

Chlorine

Alkyl benzene sulphonate (ABS)

Benzene hexachloride

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Environmental Engineering in CE
Which of the following pollutants, if present in atmosphere is detectable by its odour?

CO₂

SO₂

NO₂

CO

CO₂

SO₂

NO₂

CO

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Environmental Engineering in CE
If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test

Both (i) and (iii)

All (i), (ii) and (iii)

Both (i) and (ii)

Only (i)

Both (i) and (iii)

All (i), (ii) and (iii)

Both (i) and (ii)

Only (i)

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Environmental Engineering in CE

Environmental Engineering in CE Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm)

Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids.

Environmental Engineering in CE Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for

Environmental Engineering in CE The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant?

Environmental Engineering in CE Which of the following pollutants, if present in atmosphere is detectable by its odour?

Environmental Engineering in CE If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test

Environmental Engineering in CE
Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm)

Environmental Engineering in CE
Septic tanks are used for the __________ of the deposited solids.

Environmental Engineering in CE
Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for

Environmental Engineering in CE
The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant?

Environmental Engineering in CE
Which of the following pollutants, if present in atmosphere is detectable by its odour?

Environmental Engineering in CE
If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test