If the high altitude birds become rare or extinct, the plants which may disappear along with them are
Pine
Oak
Orchids
Rhododendrons
It’s obvious.
The $ pH$ of a fertile soil is usually around
Aerenchyma is the characteristics feature of
Which of the following changes would be likely to make terrestrial life on this planet impossible
In which one of the following habitats does the diurnal temperature of soil surface vary most?
World environment day is celeberated on
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