Environmental Science
Which of the following is false?

Phytoplanktons are the pioneers in the aquatic ecosystem
Quantity of biomass in a trophic level at a particular period is called as standing crop
The succession that occurs in newly cooled lava is called primary succession
Rate of succession is faster in secondary succession
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
Lead poisoning

reduces O2 carrying capacity of hemoglobin in blood
increases O2 carrying capacity of myoglobin in muscles
increases O2 carrying capacity of hemoglobin in blood
reduces O2 carrying capacity of myoglobin in muscles

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