Ecosystem and its components
Living beings are found across the earth. The total area where living beings are found is called as biosphere. It can be divided into many small iRead More…
Category: Enviroment
The Problems of Waste in our surrounding
What happens when we add our waste to the Environment? Substances that are thrown out to some place due to their uselessness or excreted out of ouRead More…
Our Environment and its Components
Man has been living on this earth for many thousands of years. He is surrounded by various life forms, forces and conditions- both physical and biRead More…
Problem of Urban Congestion
Urban areas are usually densely populated locations. People migrating from villages towards cities further increase the population burden of citiRead More…
Evidences of evolution of life
Studies and researches that are done in different fields from time to time show increasing complexities in organisms than their ancestors. These studRead More…
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 aRead More…
Questions and answers on Heredity/Bio- X
1. Trait-A exists in 10% of a population of an asexually reproducing species and trait-B in 60%of the same population. Which trait is likely toRead More…
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 Read More…
National Reptiles’ Awareness Day 2021
October 21st is observed as National Reptiles’ Awareness Day in India. It has been established not alone for reptile lovers but for encouraging Read More…
Heredity, Its Physical Basis and Variations
What is Heredity? Some specific characters are found in the parents of each species. These characters are transferred from generation to generatioRead More…