2nd sem BBA - Environmental studies

Power generation by following mode is least polluting

• Coal

• Oil

• Natural gas

• Hydro energy

Energy and manure are generated by

• Nuclear plants

• Thermal plants

• Biogas plants

• Hydroelectric plants

Endemic species are mostly

• Confined to a particular locality

• Whose number is largest

• Which are available on Western Ghats

• Which flower annually

Ultra-violet radiation is absorbed and removed by

• Ozone

• Oxygen

• Carbondioxide

• Carbon tetrachloride

Why is the ocean salty?

• There is no pepper

• chemical and gases from volcanoes

• Fish go potty in the ocean

• giant rocks of salt were dissolved years ago

What is the average Salinity in the Ocean?

• 35/100 (parts per)

• 35/1000 parts per)

• 10/35 parts per)

• none of the above

The scientific study of the interaction between organisms and their environment is called...

• Ecology

• Biology

• Astronomy

A scientist that studies the interrelationships between organisms and their environments is called...

• Geologist

• Ecologist

• Paleontologist

• Ornithologist

This is a coastal body of water where fresh water from a river mixes with salt water from the ocean.

• Estuary

• Desert

• Freshwater lake

• River

An area of coastal grassland that is regularly flooded by seawater.

• Freshwater marsh

• Salt marsh

• Estuary

• Desert