Environmental Science GR-6 (Quiz-1)

What is the region surrounding a person?

• Halo

• Surroundings

• circle

• radius

What do the plants use given out by living organisms during respiration to make food?

• Xenon

• Nitrogen

• Oxygen

• Carbon dioxide

What acts like a protective umbrella?

• Mountain

• Grassland

• Forest

• Ozone layer

Most air pollution is caused by?

• Dust and pollen

• Erupting volcano

• The burning of fossil fuels

• Acid rains

Which of the following is not an alternative source of energy?

• Solar power

• Coal

• Wind power

• Hydro power

Energy produced by flowing water is

• Biomass

• Hydroelectric

• Nuclear

• Solar

When is ozone day observed?

• 22nd January

• 16th September

• 4th March

• 15th August

For how much time does a banana peel last in the environment approximately

• 2-4 hours

• 2-4 days

• 2-4 weeks

• 2-4 years

The gas 'Y' is about 2 out of 10 parts of air in the atmosphere. It plays an important role in decomposition of organic matter. The gas Y is

• Oxygen

• Water vapor

• Nitrogen

• Carbon dioxide

It is desired in a situation where heat needs to be separated from cold. Which material can be used to achieve this effectively?

• Steel

• Glass

• Wood

• Iron