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Environmental Science

Environmental Science
Green plants are absent in deep sea. Why?

High pressure
Low temperature
Great depth
Light is absent

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Environmental Science
The thickness of ozone layer is measured in

Nm
Hg
Du
Mm

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Environmental Science
This is used as a guide to planting and for determining the approximate date for harvesting crops:

Growing degree-days
Mean annual temperature
Heating degree-days
Cooling degree-days

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Environmental Science
_______ trees shed their leaves during winter and hot summer.

coniferous
Shola
ever green
deciduous

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Environmental Science
Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth's atmosphere?

Ozone and oxygen
Nitrogen and carbon dioxide
Oxygen and nitrogen
Water vapor and carbon dioxide

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Environmental Science
Favorable morphological and physiological response to a change in environment is called

Formation of ecophenes
Acclimatisation
Preadaptation
Ecotyping

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MORE MCQ ON Environmental Science

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