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Environmental Science

Environmental Science
Which of the following ecological pyramid is always upright?

None of these
Pyramid of number
Pyramid of biomass
Pyramid of energy

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Environmental Science
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.

Desertification
Vegetation
Ecosystem
Land fertility

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Environmental Science
The relative humidity is often near 100 percent in the Polar Regions.

1

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Environmental Science
Pangolins feed on

fruits
roots
leaves
ants

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Environmental Science
The transfer of heat by molecule-to-molecule contact:

Convection
Radiation
Conduction
Ultrasonic

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Environmental Science
As it travels along the food chain, the concentration of DDT

remains constant
increases
decreases
fluctuates randomly

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