Biology
What is Soil? How is it formed?
Soil is a mixture of small rocks, minerals, humus and also various microbes. It is formed by the weathering of rocks that is occuring since the begining of life on earth. […]
Month: November 2018
Biology
What are different factors that affect the growth of plants?
The plant growth is influenced by a variety of external and internal factors. The former include light, temperature, water, nutrients etc. while the latter includes genetic and hormonal factors. […]