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What is the theame of environment day 2021?

• 'Time for Nature,

• Ecosystem Restoration

• Air pollution”

Which country hosted the previous year world environment day? (2020)

• Colombia

• Germeny

• Italy

Who is the father of Ecology?

• Aristotile

• Eugene Odum

• jhon abrham

When was the first major conference on environmental issues under the United Nations was held?

• 1971

• 1972

• 1973

The first World Environment Day was held in which year?

• 1971

• 1974

• 1976

Nearly two-thirds of the Amazon rainforest is found in which country?

• Denmark

• Congo

• Brazil

WHICH is the largest ecosystem in the world?

• forest

• grassland

• ocean

Which tropical rainforest . Largest and most diverse of it's kind in world, is the home of 33 million people?

• Amazon rainforest

• Congo rainforest

• Malaysian rainforest

Ozone layer is being depleted by

• Smog

• Carbon monoxide

• Chloroflourocarbon

What is the study of how living things interact with each other?

• Zoology

• habitatism

• ecology