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Environmental Science

Environmental Science
Carbon dioxide is a naturally-occurring component of the atmosphere.

1

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Environmental Science
Non-lonizing radiations with specific biological effects are

UV radiations
X-rays
Beta-rays
Gamma rays

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Environmental Science
Which tree is known as Coral tree?

Dipterocarps
Erythrina
Zizypus
Quercus

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Environmental Science
What is the animal symbol of W. W. F (World Wildlife Fund) ?

Red Panda
Tiger
Kangaroo
Giant Panda

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Environmental Science
Which one of the following problems is not created by noise pollution?

Irritation
Diarrhoea
Deafness
Hypertension

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Environmental Science
The first global environmental protection treaty "The Montreal Protocol" was signed on September 26 in

1990
1981
1985
1987

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