Determination of sex in living organisms
Determining male or female form of living organism through sexual reproduction is called as sex determination. Sex determination on a large scale is of two types- environmental, genetic and chromosome based.
sex determination
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Technological Development
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
Pollution due to Burning of Fire Crackers
Deepawali is the time of functions. This is the time when we meet with our friends and relatives. The atmosphere of love and recreation remains all around at this time. But we never think that we forget certain other important things at this time.
Positive and Negative Interdependence among Organisms in Ecosystems
Interdependence between two species through which individuals of either one or both species benefit is called positive interdependence. The benefits to the individual of any species through this relationship may be continuous or transitory, obligate or facultative. Both partners in this type of relationship may be in close contact; one may be inside some specific area or attached to the surface of the other’s body. Positive interdependence is divided into three major types: mutualism, Commensalism, and proto-cooperation.
Some specific Endocrine Glands and their Hormones
The ductless gland found on kidney is called as adrenal gland. Each kidney has an adrenal gland on it. This gland is also called as “Supra Renal Gland”. It has two parts- the upper- cortex and the lower- medulla.
Four Friends for Good Health
Many food items in India have some special values. These food items not only provide us many nutrients, they provide us many phytochemicals that protect our bodies from many external factors as well.
Books on Environmental Awareness by Dr. M. P. Mishra
Book Review S. CHAND’S ENVIRONMENTAL EDUCATION CLASS XI BY DR. M. P. MISHRA PURPOSE OF THE BOOK This book on…
Atmosphere and its Importance
The Envelope of air held around the earth by its magnetic force, gravity or geomagnetism, is called the atmosphere.
Occupations and Work
An activity that serves as one’s regular source of livelihood is called as occupation
Amazing World of Animals
The term animal has its origin from the Latin word animalis which means one who has breath. This word is usually applied for the non-human members of the Kingdom Animalia in animal taxonomy. However, the closer relatives of humans like mammals (having mammary glands) have been included in this term.
The Dangerous habit of repeated checking of phone
It has become a common thing to take phone in hand always.
