1. The whole region or extent of country which contributes to the supply of a river or lake.
2. The line of... Read More
Examples of Macrophytes. (Source: Canada's AquaticEnvironments)
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1. To fall in drops; to pour. Such a rain down from the welkin shadde. (Chaucer)
2. To let fall the parts, as seeds or... Read More
An ecological niche refers to the interrelationship of a species with all the biotic and abiotic factors affecting it. This... Read More