Air Pollution and Its Control

IMPORTANT

Air Pollution and Its Control: Overview

This topic covers concepts, such as, Air Pollution, Causes of Air Pollution, Bhopal Gas Tragedy & Chernobyl Gas Tragedy etc.

Important Questions on Air Pollution and Its Control

EASY
IMPORTANT

Which of the following cannot be considered a major cause of air pollution in metro cities?

EASY
IMPORTANT

In which of the following pollution electrostatic precipitator of a thermal plant fails to function?

EASY
IMPORTANT

Particulate are considered as major cause of:

MEDIUM
IMPORTANT

Which of the following set represent the effect of noise pollution on human health?

EASY
IMPORTANT

Green mufler is useful against:

EASY
IMPORTANT

The entire fleet of buses in Delhi were converted to CNG from diesel. In reference to this, which one of the following statements is false?

MEDIUM
IMPORTANT

Given below are two statements:

Statement I: In a scrubber, the exhaust from the thermal plant is passed through the electric wires to charge the dust particles.

Statement II: Particulate matter (PM 2.5) cannot be removed by a scrubber but can be removed by an electrostatic precipitator.

In the light of the above statements, choose the most appropriate answer from the options given below:

EASY
IMPORTANT

The device which can remove particulate matter present in the exhaust from a thermal power plant is:

EASY
IMPORTANT

Catalytic converters are fitted into automobiles to reduce the emission of harmful gases. Catalytic converters change unburnt hydrocarbons into

EASY
IMPORTANT

One greenhouse gas contributes 14% to total global warming and another contributes 6% , these are respectively identified as

MEDIUM
IMPORTANT

The electrostatic precipitators (ESP) are the instruments where the gas containing dust is passed between two _____.

MEDIUM
IMPORTANT

Catalytic converters are fitted into automobiles to reduce the emission of harmful gases. Catalytic converters change unburnt hydrocarbons into

EASY
IMPORTANT

The Government of India has passed the Environment (Protection) Act in

EASY
IMPORTANT

Study the following statements and pick up the correct ones:

I. Carbon monoxide pollution affects the transport of CO2 by the blood.

II. Electrostatic precipitators are used to control the pollution of sulphur dioxide.

III. Nitrogen oxides combine with volatile organic compounds by the action of sunlight and form secondary pollutants.

IV. Poisonous gas emissions of automobiles can be controlled by fitting catalytic converters.

EASY
IMPORTANT

Which of the following are mass emission standards that have been implemented in India?

MEDIUM
IMPORTANT

According to Indian mass emission standards, 2, 3 and 4 wheeler vehicles (throughout the country) falls under the norm:

EASY
IMPORTANT

Non-biodegradable pollutants are created by

EASY
IMPORTANT

CO inhibits cellular respiration in plants by reacting with            enzyme system.

EASY
IMPORTANT

Fill in the following blanks:

In India, the Air Act came into force in _____A_____ but was amended in _____B_____ to include ______C______.

EASY
IMPORTANT

The concentrations of which of the following is increased in atmosphere by photochemical smog?