Atmoshperic pollution

Question 1

name non biodegradable pollutants

Answer 1

DDT, arsenic salts of heavy metals, radioactive material and plastics

Question 2

troposhpere limit is

Answer 2

10km from sea level

Question 3

primary pollutant example

Answer 3

CO2, DDT

Question 4

secondary pollutant example

Answer 4

natural fog, pollen grains, bacteria, volcanic eruptions, dust, smoke, mist fumes, gases and vapours, O3, PAN

Question 5

PAN full form

Answer 5

Peroxyacetyl nitrate

Question 6

diseases caused by oxides of sulphur

Answer 6

asthma, bronchitis, emphysema, irritation of eyes, stiffness in flowers

Question 7

irritation of eyes is caused by

Answer 7

SO2

Question 8

SO2 + O3 —–>

Answer 8

SO3 + O2

Question 9

SO2 + H2O2 —>

Answer 9

H2SO4

Question 10

NO +O3 —>

Answer 10

NO2 + O2

Question 11

NO2 effect on plant

Answer 11

damages leaves and retards photosynthesis

Question 12

nature of hydrocarbons produced on incomplete combustion

Answer 12

carcinogenic

Question 13

which is the direct sink of CO

Answer 13

micro organisms

Question 14

CO effect on women

Answer 14

cigarette smoke produces CO which can be harmful for pregnanyt women and cause birth defects and abortions

Question 15

how much solar radiation is absorbed by the earth

Answer 15

75%

Question 16

greenhouse gases

Answer 16

CH4, N2O (nitrous oxide), CO2, H2O, O3, CFC

Question 17

greenhouse gas cause which diseases

Answer 17

dengue, malaria, yellow fever, sleeping sickness

Question 18

pH of acid rain

Answer 18

<5.6

Question 19

viable pollutants

Answer 19

bacteria, fungi, moulds, algae

Question 20

non viable pollutants

Answer 20

smoke, fume, dust, mist

Question 21

what is smog

Answer 21

opaque or dark fog having smoke, dust, gases and water vapours

Question 22

components of classical smog

Answer 22

smoke fog, SO2

Question 23

names of classical smog

Answer 23

london smog, reducing smog

Question 24

which is reducing smog

Answer 24

classical/london smog

Question 25

photochemical smog contains

Answer 25

O3, PAN, NOx

Question 26

climate for classical

Answer 26

cold humid

Question 27

climate for photochemical

Answer 27

warm, dry, sunny

Question 28

which is oxidising smog

Answer 28

photochemical smog

Question 29

colour of classical smog

Answer 29

dark brown

Question 30

colour of photochemical smog

Answer 30

reddish brown

Question 31

what does NO2 and O3 produce in photochemical smog

Answer 31

formaldehyde, acrolein, PAN

Question 32

whcih pollutants are present in stratosphere

Answer 32

chlorine nitrate,O3, CFC, NO2

Question 33

when does the ozone hole get bigger

Answer 33

aug-september

Question 34

cholrine nitrate formula

Answer 34

ClONO2

Question 35

chemical weed of troposphere

Answer 35

O3

Question 36

effects of deplettion of ozone layer

Answer 36

skin cancer, ageing, DNA, cataract, increase transpiraation, damage paint and fibre