Question

Multiple Choice Questions
1. Soot consists of the small unburnt particles of
a. Carbon
b. Sulphur
c. Nitrogen
d. Hydrogen
2. The gas which causes headache, nausea and giddiness when inhaled is
a. Sulphur dioxide
b. Nitric oxide
c. Carbon monoxide
d. Methane
3. The gas that causes haemorrhage when inhaled is
a. Nitrogen dioxide
b. Sulphur trioxide
c. Carbon monoxide
d. Ozone
4. The body system which is most affected by air pollution is
a. Digestive system
b. Respiratory system
c. Nervous system
d. Circulatory system​

Answer 1

Answer:

1.a. carbon 2.d. methane 3.d. ozone 4.b. respiratory system

Answer 2

Answer:

1. carbon
2. methane
3. carbon monoxide
4. respiratory system