- Carriers seeds
- deals damage, eating and trampling the pasture
Man and nature are inseparable.In the course of human life it uses what is part of the plant world.Every day we consume food in fruits, vegetables, meat.Do not forget about the industrial production, which uses as a resource trees (construction, furniture industry).
can also evaluate how the animals affect plants.The fauna is diverse, its representatives have different effects on the fauna.Some insects, such as caterpillars, ants can cause damage to the whole forest.The caterpillars are able to leave the tree absolutely no leaves.The larvae of the May beetle feed on the roots of plants, thus destroying them.But on the other hand can be seen and the positive impact of insects on vegetation.For example the process of pollination or seed transfer - credit butterflies, bumblebees, bees.Although the wind also takes part in this, but contribute insects definitely contribute.Ants in the construction of the
How plants adapt to the environmental conditions in the various latitudes of our vast country?In the evolution of plants "learned" to adapt to different weather, climate conditions.This is reflected in their appearance.So for example in areas with a hot climate plants small leaves.How did plants with thorns?It all happened through a process of evolution.Sheet transformed into a thorn because of lack of moisture.Clear leaves - this is one way to survive for the plant.No leaves - there is no life, all the processes of freeze wood goes into hibernation.In hot areas, preferably low-growing plants grow, because of the great development of stem requires a lot of moisture.Frost-resistant plants have adapted to the cold weather by improving the content of sugars and other substances to prevent dehydration.
As a person uses plants to their livelihoods?Reading books, buying leather goods, and some do not realize that all plant products in the world.Russia - a country rich not only in natural reserves, but also on a variety of vegetation.Mosses, lichens, almost all kinds of deciduous trees - all this wealth can be seen in the vast vast country.All plants can be divided into types, depending on the applications.Some plants go on firewood and production of building materials, others are food products (vegetables, fruit), and others - are used in the pharmaceutical and chemical industry (resin, tar), the fourth refers to the subspecies of animal feed.Do not forget about the plants that adorn our windowsills.These people use for decorative purposes, to please the eye.