Types of microorganisms and their significance
Microorganisms are a group of so small living organisms that they are not visible by human vision. Their size is less than 1 millimeter, and, sometimes, much less. Although there…

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Cranberry is a medicinal plant
Cranberry is a group of evergreen stellate shrubs growing on the bogs of the Northern Hemisphere of the Earth. These plants are valued for their edible fruits - cranberry berries.…

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The structure of the mountains and their classification
Mountains are uneven parts of the land, rising steeply over the adjoining areas of 500 meters or more. They can have different shapes, drawings, size. Because of what they are…

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different groups

Ayr and his benefit
Air is a genus of evergreen herbaceous plants, which includes from 2 to 6 species (according to different sources). There are these useful plants in various humid places: on the…

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Blood-sucking mosquitoes
Mosquitoes are a family of flying blood-sucking insects. For this feature they also received another name - Bloodsucking mosquitoes, although usually it is reduced. Apart from the fact that these…

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