The objective of environmental education is

• Raise consciousness about environmental conditions

• To teach environmentally appropriate behaviour

• Create an environmental ethic

• All

Which of the following statements is false?

• Inorganic nutrients are recycled in an ecosystem

• Energy 'flows' through the ecosystem in the form of carbon-carbon bonds

• Energy is recycled in an ecosystem

• The respiration process releases energy

The largest reservoir of nitrogen in our planet is

• Oceans

• Atmosphere

• Biosphere

• Fossil fuels

In aquatic ecosystem phytoplankton can be considered as a

• Consumer

• Producer

• Saprotrophic organisms

• Macro consumer

The basic requirements of human beings are provided by

• Industrialisation

• Agriculture

• Nature

• Urbanisation

Organisms which feed directly or indirectly on producers are called

• a) Prey

• b) Consumers

• c) Decomposers

• d) Detritus

The primary producers in a forest ecosystem are

• a) Chlorophyll containing trees and plants

• b) Herbivores

• c) Carnivores

• d) Bacteria and other microorganisms

Abiotic component includes

• a) Soil

• b) Temperature

• c) Water

• d) All of the above

Which of the following statement is true?

• a) Green plants are self nourishing

• b) Producers depends on consumers

• c) Biotic components include all non-living components

• d) Herbivores depend on Carnivores

Access to food is mainly determined by

• a) Household income

• b) Food assistance programmes

• c) Human resources

• d) Society/Community