Top 150+ Solved Environmental Issues MCQ Questions Answer
Q. Pollution is any undesirable change in physical, chemical and biological characteristics of.
a. Land
b. Soil
c. Air and Water
d. All of these
Q. To protect and improve the quality of our environment which act was passed and in Which year?
a. The environment act 1986
b. The environment act 1988
c. The Air (Prevention and control of pollution) act 1981
d. The Water (Prevention and control of pollution) act 1974
Q. What is the effect of air pollution on living organisms?
a. Reduce growth and yield of crops
b. Cause premature death of plants
c. Premature leaf fall
d. Both A and B
Q. 99% of SPM in the exhaust of thermal power plant can be separated by.. .
a. Electrostatic precipitator
b. Solvents
c. Scrubber
d. Chimney
Q. In an Electrostatic precipitators the velocity of air blown between the plates must be.
a. Low
b. High
c. Moderate
d. Very high
Q. Particulate matter of which size causes greatest harm to human health?
a. 2.5 micrometer or less in diameter
b. More than 2.5 micrometer
c. More than 3.5 micrometer
d. Less than 3.5 micrometer
Q. Which type of damage can be caused by Particulate matter of 2.5 micrometer or less in diameter to human health?
a. Breathing and respiratory symptom
b. Inflammation and damage to lungs
c. Premature death of an individual
d. All of these
Q. Which is the main cause of atmospheric pollution in major cities?
a. Industrialization
b. Noise
c. Automobiles
d. Dust particles and SPM
Q. Which catalyst should be fitted into filters in order to reduce emission of poisonous Gases?
a. Selenium
b. Rhodium
c. Magnesium
d. Manganese
Q. Which catalyst converts unburnt hydrocarbons into CO2 andH2O?
a. Platinum-Palladium
b. Platinum-Chloride
c. Palladium- Chloride
d. Lead
Q. What is the effect of catalytic converter on carbon monoxide and nitrogen oxide of exhaust?
a. Converts them into CO2 andH2O
b. Converts them into CO2 andNitrogen gas
c. Converts them into CO2 andNH4
d. It converts them into CO2 andNO2