What layer is permanently devoid of light?

a. Photic zone
b. Euphotic zone
c. Disphotic zone
d. Aphotic zone


ANS: D
The aphotic zone receives no sunlight. It extends from below the photic zone to the seabed. Animals
have developed other means of getting nutrients without the ready availability of photosynthetic
organisms. Information can be found in the section Marine Life Success Depends upon Physical and
Biological Environmental Factors

Environmental & Atmospheric Sciences

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The development or strengthening of a middle latitude storm system is called frontolosys

a. true b. false

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The diameter of a typical raindrop is about ________ than the diameter of a typical cloud drop

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What is meant by the expression “slip inversion”?

What will be an ideal response?

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