Flies and their role in nature
Flies are very common flying two-winged insects. They inhabit practically all warm areas of the planet, delivering many problems to living organisms, including people. After all, flies are the carriers…

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Mint is a medicinal plant
Mint is a plant species, which includes 42 species. They all contain a lot of menthol and are very aromatic. Due to this, they are often used in medicine, cooking…

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Plain roach
Roach is a very common fish belonging to the family of carp. Other names of this species - vobla, ram, chebak, squire, fence. And it has such a large variety…

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plants that are grown

Cultivated plants of our planet

Crop plants are those plants that are grown by humans for eating, feeding animals, receiving medicines or raw materials, etc. All these plants are also called agro-crops.

Barley
Classification

1. Grain crops. They are also called grasses. They are very important for a person, since they make up his basic diet. In addition, cereals are used as feed for animals, and also used in production. In general, cereals are very important. Plants such as wheat, rice, barley, oats, corn, buckwheat, rye and many others enter this group. Continue reading

World ocean and its properties
The ocean covers about 70% of the surface of our planet. Thus, it is an aquatic membrane, stretched almost all over the surface of the Earth. The oceans are continuous,…

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Viruses and viral diseases
The virus is an infectious agent that does not have a cellular structure, and is capable of reproducing only within cells of living organisms. For this they are referred to…

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