PAN is a primary air pollutant.

Important Questions on Our Environment

EASY

Science>Biology>Our Environment>Environmental Issues

Phosphate pollution is brought about by $\underline{ }$

EASY

Science>Biology>Our Environment>Environmental Issues

According to Central Pollution Control Board $\left[\mathrm{CPCB}\right]$ what size (in diameter) of particulate is responsible for causing greater harm to human health?

EASY

Science>Biology>Our Environment>Environmental Issues

Carbon monoxide is a pollutant as it

MEDIUM

Science>Biology>Our Environment>Environmental Issues

The gas which traps heat 20 times more than CO₂ is

EASY

Science>Biology>Our Environment>Environmental Issues

Which of these following methods is the most suitable for disposal of nuclear waste?

EASY

Science>Biology>Our Environment>Environmental Issues

Identify the ODD term in each set and name the CATEGORY to which the remaining three belong:

EASY

Science>Biology>Our Environment>Environmental Issues

One of the following is called as 'Terror of Bengal'.

HARD

Science>Biology>Our Environment>Environmental Issues

By scrubbers, which of the gaseous pollutant is removed?

EASY

Science>Biology>Our Environment>Environmental Issues

Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing wheezing due to

EASY

Science>Biology>Our Environment>Environmental Issues

Which is wrong with respect to our responsibility as a human being to protect our environment?

EASY

Science>Biology>Our Environment>Environmental Issues

Percentage of oxygen present in inhaling air is 

EASY

Science>Biology>Our Environment>Environmental Issues

Which one of the following statements is not valid for aerosols?

MEDIUM

Science>Biology>Our Environment>Environmental Issues

The rate of oxygen consumption is higher in

EASY

Science>Biology>Our Environment>Environmental Issues

The minimum proportion of impurities that made the drinking water unfit for human consumption is____________

MEDIUM

Science>Biology>Our Environment>Environmental Issues

Which of the following is called the “Terror of Bengal”?

MEDIUM

Science>Biology>Our Environment>Environmental Issues

A healthy aquatic ecosystem has a D.O content of

EASY

Science>Biology>Our Environment>Environmental Issues

Which is the most polluted river of Jharkhand?

EASY

Science>Biology>Our Environment>Environmental Issues

Air (Prevention and Control of Pollution) Act was amended in $1987$ to include among pollutants:

EASY

Science>Biology>Our Environment>Environmental Issues

Which one of the following substances used in dry cleaning is a better strategy to control environmental pollution?

MEDIUM

Science>Biology>Our Environment>Environmental Issues

Rachel Carson's famous book ''Silent Spring'' is related to: