Environmental Science
Which of the following is false?

Phytoplanktons are the pioneers in the aquatic ecosystem
The succession that occurs in newly cooled lava is called primary succession
Rate of succession is faster in secondary succession
Quantity of biomass in a trophic level at a particular period is called as standing crop
The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level.

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Environmental Science
Frost forms when:

Water vapor changes into ice without first becoming a liquid.
Objects on the ground cool below the dew point temperature.
All of these
The dew point is 32oF or below.

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