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UnAttempted
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Pedology is the study of –
Sequence of humification and mineralisation is-
Soil is composed of –
Who employed the term ecology for study plants ?
Biotic factors are –
The age of pyramid with broad base indicates
Permafrost is the most distinctive feature of
Permafrost, a permanently frozen subsoil, is a distinctive characteristic of the tundra.
Which statement does not reflect areas on why grasses predominate in savannas ?
Grasslands are typically maintained by grazing herbivores and by periodic fires. Overgrazing, such as may occur if agricultural livestock are introduced, can lead to destruction of the grassland.
Desert regions are characterized by ___ centimeters of rainfall per year.
Deserts have less than 25 centimeters of rainfall per year.
For plants inhabiting a tropical rainforest, the critical competition is for
Competition for light is a critical survival factor among plants living in tropical rain forests.