Environmental impact of oil and natural gas
Oil and natural gas belong to the class of energy resources that we know as fossil fuels. These fossil fuels ...
Protocooperation: definition and examples
Among the relationships between different species of organisms that take place in nature (interspecific relationships), one of the least known ...
Parts of the flower and its functions
The parts of a flower are the sepals, the corolla, the androceo, the gynece, the carpels, the peduncle and the ...
Gymnosperms plants: what are, characteristics and examples
The sperm plants They are plants that develop from seeds and that are divided into angiosperms and gymnosperms. Although angiosperms ...
Seedless plants: characteristics and examples
Seed -free plants are one of the most archaic life forms of our planet, but despite existing since practically the ...
What are industrial discharges in water and their treatment
Industrial discharges contain waste from industrial activities that, if nature would be a great threat to aquatic ecosystems. The consequences ...
What is a cotyledon
Like any animal, phanerogamy plants also arise from an embryo in successive stages of development. The First sheet That arises ...
Herbaceous plants: characteristics and examples
The herbaceous, commonly called herbs, are undoubtedly the most widespread type of plant in the world. This is mainly due ...
What is the biosphere: layers and characteristics
To facilitate the study of our planet Earth, we usually divide it by layers. One of these layers is where ...