Environmental Science
When a liquid thermometer is held in direct sunlight,

It will measure the temperature of the sun rather than the air
It will accurately measure the air temperature
It will measure a much lower temperature than that of the air
It will measure a much higher temperature than that of the air

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Environmental Science
Which of the following regarding ecological pyramids is not correct?

In tree dominated ecosystem the pyramid of numbers is inverted
The total energy flow at successive tropical level always decreases
In deep water ecosystem, the pyramid of biomass is upright
The pyramid of energy expresses mainly the rate of food production
In most ecosystems, the pyramid of numbers and biomass are up right

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