Environmental Science
The occurrence of pesticides like DDT in higher trophic levels is termed as

bioremediation
biomagnification
biological enhancement
biopollution

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Environmental Science
Which of the following is false?

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

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Environmental Science
When clouds are viewed near the horizon, the individual cloud elements usually:

Appear farther apart than is actually the case
Appear to have more vertical development than is actually the case
Appear lighter in color than is actually the case
Appear closer together than is actually the case

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